go/proto/msgpack: Simplify debugging by printing function name in case of overflow

go/neo/proto/msgpack.go

@@ -44,7 +44,7 @@ func (e *mstructDecodeError) Error() string {
 // mdecodeErr is called to normilize error when msgp.ReadXXX returns err when decoding path.
 func mdecodeErr(path string, err error) error {
 	if err == msgp.ErrShortBytes {
-		return ErrDecodeOverflow
+		return &ErrDecodeOverflow{path}
 	}
 	return &mdecodeError{path, err}
 }

go/neo/proto/proto-misc.go

@@ -228,3 +228,12 @@ func (addr Address) String() string {
 		return net.JoinHostPort(addr.Host, fmt.Sprintf("%d", addr.Port))
 	}
 }
+
+// ErrDecodeOverflow is the error returned by neoMsgDecode when decoding hits buffer overflow
+type ErrDecodeOverflow struct {
+	function string
+}
+
+func (e *ErrDecodeOverflow) Error() string {
+	return fmt.Sprintf("decode '%s': buffer overflow", e.function)
+}

go/neo/proto/proto.go

@@ -70,7 +70,6 @@ import (
 	"lab.nexedi.com/kirr/neo/go/internal/packed"
 
 	"encoding/binary"
-	"errors"
 	"math"
 )
 
@@ -168,9 +167,6 @@ func (e Encoding) MsgDecode(msg Msg, data []byte) (nread int, err error) {
 }
 
 
-// ErrDecodeOverflow is the error returned by neoMsgDecode when decoding hits buffer overflow
-var ErrDecodeOverflow = errors.New("decode: buffer overflow")
-
 // ---- messages ----
 
 //neo:proto enum

go/neo/proto/proto_test.go

@@ -22,6 +22,7 @@ package proto
 
 import (
 	"encoding/binary"
+	"errors"
 	hexpkg "encoding/hex"
 	"fmt"
 	"reflect"
@@ -430,9 +431,10 @@ func TestMsgDecodeLenOverflowN(t *testing.T) {
 			}()
 
 			n, err := enc.MsgDecode(tt.msg, data)
-			if !(n == 0 && err == ErrDecodeOverflow) {
+			errDecodeOverflow := new(ErrDecodeOverflow)
+			if !(n == 0 && errors.As(err, &errDecodeOverflow)) {
 				t.Errorf("%T: decode %x\nhave: %d, %v\nwant: %d, %v", tt.msg, data,
-					n, err, 0, ErrDecodeOverflow)
+					n, err, 0, errDecodeOverflow)
 			}
 		}()
 	}

go/neo/proto/protogen.go

@@ -917,7 +917,7 @@ func (d *decoderCommon) generatedCode() string {
 	// NOTE for >0 check actual X in StdSizes{X} does not particularly matter
 	if ((&types.StdSizes{8, 8}).Sizeof(d.typ) > 0 || d.enc != 'N') && d.overflow.gotoEmitted {
 		code.emit("\noverflow:")
-		code.emit("return 0, ErrDecodeOverflow")
+		code.emit("return 0, &ErrDecodeOverflow{\"%s\"}", d.typeName)
 	}
 	code.emit("}\n")
 

go/neo/proto/zproto-marshal.go

@@ -59,7 +59,7 @@ func (p *Error) neoMsgDecodeN(data []byte) (int, error) {
 	return 8 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"Error"}
 }
 
 func (p *Error) neoMsgEncodedLenM() int {
@@ -122,7 +122,7 @@ func (p *Error) neoMsgDecodeM(data []byte) (int, error) {
 	return 3 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"Error"}
 }
 
 // 1. RequestIdentification
@@ -267,7 +267,7 @@ func (p *RequestIdentification) neoMsgDecodeN(data []byte) (int, error) {
 	return 17 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"RequestIdentification"}
 }
 
 func (p *RequestIdentification) neoMsgEncodedLenM() int {
@@ -474,7 +474,7 @@ func (p *RequestIdentification) neoMsgDecodeM(data []byte) (int, error) {
 	return 3 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"RequestIdentification"}
 }
 
 // 1 | answerBit. AcceptIdentification
@@ -503,7 +503,7 @@ func (p *AcceptIdentification) neoMsgDecodeN(data []byte) (int, error) {
 	return 9, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AcceptIdentification"}
 }
 
 func (p *AcceptIdentification) neoMsgEncodedLenM() int {
@@ -576,7 +576,7 @@ func (p *AcceptIdentification) neoMsgDecodeM(data []byte) (int, error) {
 	return 3 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AcceptIdentification"}
 }
 
 // 3. Ping
@@ -753,7 +753,7 @@ func (p *AnswerPrimary) neoMsgDecodeN(data []byte) (int, error) {
 	return 4, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerPrimary"}
 }
 
 func (p *AnswerPrimary) neoMsgEncodedLenM() int {
@@ -846,7 +846,7 @@ func (p *NotPrimaryMaster) neoMsgDecodeN(data []byte) (int, error) {
 	return 8 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"NotPrimaryMaster"}
 }
 
 func (p *NotPrimaryMaster) neoMsgEncodedLenM() int {
@@ -1048,7 +1048,7 @@ func (p *NotifyNodeInformation) neoMsgDecodeN(data []byte) (int, error) {
 	return 4 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"NotifyNodeInformation"}
 }
 
 func (p *NotifyNodeInformation) neoMsgEncodedLenM() int {
@@ -1235,7 +1235,7 @@ func (p *NotifyNodeInformation) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"NotifyNodeInformation"}
 }
 
 // 10. Recovery
@@ -1302,7 +1302,7 @@ func (p *AnswerRecovery) neoMsgDecodeN(data []byte) (int, error) {
 	return 24, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerRecovery"}
 }
 
 func (p *AnswerRecovery) neoMsgEncodedLenM() int {
@@ -1402,7 +1402,7 @@ func (p *AnswerRecovery) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerRecovery"}
 }
 
 // 12. LastIDs
@@ -1467,7 +1467,7 @@ func (p *AnswerLastIDs) neoMsgDecodeN(data []byte) (int, error) {
 	return 16, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerLastIDs"}
 }
 
 func (p *AnswerLastIDs) neoMsgEncodedLenM() int {
@@ -1554,7 +1554,7 @@ func (p *AnswerLastIDs) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerLastIDs"}
 }
 
 // 14. AskPartitionTable
@@ -1671,7 +1671,7 @@ func (p *AnswerPartitionTable) neoMsgDecodeN(data []byte) (int, error) {
 	return 16 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerPartitionTable"}
 }
 
 func (p *AnswerPartitionTable) neoMsgEncodedLenM() int {
@@ -1817,7 +1817,7 @@ func (p *AnswerPartitionTable) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerPartitionTable"}
 }
 
 // 16. SendPartitionTable
@@ -1896,7 +1896,7 @@ func (p *SendPartitionTable) neoMsgDecodeN(data []byte) (int, error) {
 	return 16 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"SendPartitionTable"}
 }
 
 func (p *SendPartitionTable) neoMsgEncodedLenM() int {
@@ -2042,7 +2042,7 @@ func (p *SendPartitionTable) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"SendPartitionTable"}
 }
 
 // 17. NotifyPartitionChanges
@@ -2101,7 +2101,7 @@ func (p *NotifyPartitionChanges) neoMsgDecodeN(data []byte) (int, error) {
 	return 16 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"NotifyPartitionChanges"}
 }
 
 func (p *NotifyPartitionChanges) neoMsgEncodedLenM() int {
@@ -2248,7 +2248,7 @@ func (p *NotifyPartitionChanges) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"NotifyPartitionChanges"}
 }
 
 // 18. StartOperation
@@ -2273,7 +2273,7 @@ func (p *StartOperation) neoMsgDecodeN(data []byte) (int, error) {
 	return 1, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"StartOperation"}
 }
 
 func (p *StartOperation) neoMsgEncodedLenM() int {
@@ -2309,7 +2309,7 @@ func (p *StartOperation) neoMsgDecodeM(data []byte) (int, error) {
 	return 1 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"StartOperation"}
 }
 
 // 19. StopOperation
@@ -2395,7 +2395,7 @@ func (p *UnfinishedTransactions) neoMsgDecodeN(data []byte) (int, error) {
 	return 4 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"UnfinishedTransactions"}
 }
 
 func (p *UnfinishedTransactions) neoMsgEncodedLenM() int {
@@ -2513,7 +2513,7 @@ func (p *AnswerUnfinishedTransactions) neoMsgDecodeN(data []byte) (int, error) {
 	return 12 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerUnfinishedTransactions"}
 }
 
 func (p *AnswerUnfinishedTransactions) neoMsgEncodedLenM() int {
@@ -2633,7 +2633,7 @@ func (p *AnswerUnfinishedTransactions) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerUnfinishedTransactions"}
 }
 
 // 22. LockedTransactions
@@ -2726,7 +2726,7 @@ func (p *AnswerLockedTransactions) neoMsgDecodeN(data []byte) (int, error) {
 	return 4 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerLockedTransactions"}
 }
 
 func (p *AnswerLockedTransactions) neoMsgEncodedLenM() int {
@@ -2823,7 +2823,7 @@ func (p *AnswerLockedTransactions) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerLockedTransactions"}
 }
 
 // 24. FinalTID
@@ -2848,7 +2848,7 @@ func (p *FinalTID) neoMsgDecodeN(data []byte) (int, error) {
 	return 8, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"FinalTID"}
 }
 
 func (p *FinalTID) neoMsgEncodedLenM() int {
@@ -2904,7 +2904,7 @@ func (p *FinalTID) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"FinalTID"}
 }
 
 // 24 | answerBit. AnswerFinalTID
@@ -2929,7 +2929,7 @@ func (p *AnswerFinalTID) neoMsgDecodeN(data []byte) (int, error) {
 	return 8, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerFinalTID"}
 }
 
 func (p *AnswerFinalTID) neoMsgEncodedLenM() int {
@@ -2985,7 +2985,7 @@ func (p *AnswerFinalTID) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerFinalTID"}
 }
 
 // 26. ValidateTransaction
@@ -3012,7 +3012,7 @@ func (p *ValidateTransaction) neoMsgDecodeN(data []byte) (int, error) {
 	return 16, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"ValidateTransaction"}
 }
 
 func (p *ValidateTransaction) neoMsgEncodedLenM() int {
@@ -3099,7 +3099,7 @@ func (p *ValidateTransaction) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"ValidateTransaction"}
 }
 
 // 27. BeginTransaction
@@ -3124,7 +3124,7 @@ func (p *BeginTransaction) neoMsgDecodeN(data []byte) (int, error) {
 	return 8, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"BeginTransaction"}
 }
 
 func (p *BeginTransaction) neoMsgEncodedLenM() int {
@@ -3180,7 +3180,7 @@ func (p *BeginTransaction) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"BeginTransaction"}
 }
 
 // 27 | answerBit. AnswerBeginTransaction
@@ -3205,7 +3205,7 @@ func (p *AnswerBeginTransaction) neoMsgDecodeN(data []byte) (int, error) {
 	return 8, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerBeginTransaction"}
 }
 
 func (p *AnswerBeginTransaction) neoMsgEncodedLenM() int {
@@ -3261,7 +3261,7 @@ func (p *AnswerBeginTransaction) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerBeginTransaction"}
 }
 
 // 29. FailedVote
@@ -3311,7 +3311,7 @@ func (p *FailedVote) neoMsgDecodeN(data []byte) (int, error) {
 	return 12 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"FailedVote"}
 }
 
 func (p *FailedVote) neoMsgEncodedLenM() int {
@@ -3404,7 +3404,7 @@ func (p *FailedVote) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"FailedVote"}
 }
 
 // 30. FinishTransaction
@@ -3478,7 +3478,7 @@ func (p *FinishTransaction) neoMsgDecodeN(data []byte) (int, error) {
 	return 12 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"FinishTransaction"}
 }
 
 func (p *FinishTransaction) neoMsgEncodedLenM() int {
@@ -3626,7 +3626,7 @@ func (p *FinishTransaction) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"FinishTransaction"}
 }
 
 // 30 | answerBit. AnswerTransactionFinished
@@ -3653,7 +3653,7 @@ func (p *AnswerTransactionFinished) neoMsgDecodeN(data []byte) (int, error) {
 	return 16, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerTransactionFinished"}
 }
 
 func (p *AnswerTransactionFinished) neoMsgEncodedLenM() int {
@@ -3740,7 +3740,7 @@ func (p *AnswerTransactionFinished) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerTransactionFinished"}
 }
 
 // 32. LockInformation
@@ -3767,7 +3767,7 @@ func (p *LockInformation) neoMsgDecodeN(data []byte) (int, error) {
 	return 16, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"LockInformation"}
 }
 
 func (p *LockInformation) neoMsgEncodedLenM() int {
@@ -3854,7 +3854,7 @@ func (p *LockInformation) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"LockInformation"}
 }
 
 // 32 | answerBit. AnswerInformationLocked
@@ -3879,7 +3879,7 @@ func (p *AnswerInformationLocked) neoMsgDecodeN(data []byte) (int, error) {
 	return 8, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerInformationLocked"}
 }
 
 func (p *AnswerInformationLocked) neoMsgEncodedLenM() int {
@@ -3935,7 +3935,7 @@ func (p *AnswerInformationLocked) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerInformationLocked"}
 }
 
 // 34. InvalidateObjects
@@ -3985,7 +3985,7 @@ func (p *InvalidateObjects) neoMsgDecodeN(data []byte) (int, error) {
 	return 12 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"InvalidateObjects"}
 }
 
 func (p *InvalidateObjects) neoMsgEncodedLenM() int {
@@ -4087,7 +4087,7 @@ func (p *InvalidateObjects) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"InvalidateObjects"}
 }
 
 // 35. NotifyUnlockInformation
@@ -4112,7 +4112,7 @@ func (p *NotifyUnlockInformation) neoMsgDecodeN(data []byte) (int, error) {
 	return 8, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"NotifyUnlockInformation"}
 }
 
 func (p *NotifyUnlockInformation) neoMsgEncodedLenM() int {
@@ -4168,7 +4168,7 @@ func (p *NotifyUnlockInformation) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"NotifyUnlockInformation"}
 }
 
 // 36. AskNewOIDs
@@ -4193,7 +4193,7 @@ func (p *AskNewOIDs) neoMsgDecodeN(data []byte) (int, error) {
 	return 4, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AskNewOIDs"}
 }
 
 func (p *AskNewOIDs) neoMsgEncodedLenM() int {
@@ -4275,7 +4275,7 @@ func (p *AnswerNewOIDs) neoMsgDecodeN(data []byte) (int, error) {
 	return 4 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerNewOIDs"}
 }
 
 func (p *AnswerNewOIDs) neoMsgEncodedLenM() int {
@@ -4345,7 +4345,7 @@ func (p *AnswerNewOIDs) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerNewOIDs"}
 }
 
 // 38. NotifyDeadlock
@@ -4372,7 +4372,7 @@ func (p *NotifyDeadlock) neoMsgDecodeN(data []byte) (int, error) {
 	return 16, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"NotifyDeadlock"}
 }
 
 func (p *NotifyDeadlock) neoMsgEncodedLenM() int {
@@ -4459,7 +4459,7 @@ func (p *NotifyDeadlock) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"NotifyDeadlock"}
 }
 
 // 39. RebaseTransaction
@@ -4486,7 +4486,7 @@ func (p *RebaseTransaction) neoMsgDecodeN(data []byte) (int, error) {
 	return 16, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"RebaseTransaction"}
 }
 
 func (p *RebaseTransaction) neoMsgEncodedLenM() int {
@@ -4573,7 +4573,7 @@ func (p *RebaseTransaction) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"RebaseTransaction"}
 }
 
 // 39 | answerBit. AnswerRebaseTransaction
@@ -4621,7 +4621,7 @@ func (p *AnswerRebaseTransaction) neoMsgDecodeN(data []byte) (int, error) {
 	return 4 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerRebaseTransaction"}
 }
 
 func (p *AnswerRebaseTransaction) neoMsgEncodedLenM() int {
@@ -4691,7 +4691,7 @@ func (p *AnswerRebaseTransaction) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerRebaseTransaction"}
 }
 
 // 41. RebaseObject
@@ -4718,7 +4718,7 @@ func (p *RebaseObject) neoMsgDecodeN(data []byte) (int, error) {
 	return 16, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"RebaseObject"}
 }
 
 func (p *RebaseObject) neoMsgEncodedLenM() int {
@@ -4805,7 +4805,7 @@ func (p *RebaseObject) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"RebaseObject"}
 }
 
 // 41 | answerBit. AnswerRebaseObject
@@ -4855,7 +4855,7 @@ func (p *AnswerRebaseObject) neoMsgDecodeN(data []byte) (int, error) {
 	return 48 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerRebaseObject"}
 }
 
 func (p *AnswerRebaseObject) neoMsgEncodedLenM() int {
@@ -4990,7 +4990,7 @@ func (p *AnswerRebaseObject) neoMsgDecodeM(data []byte) (int, error) {
 	return 22 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerRebaseObject"}
 }
 
 // 43. StoreObject
@@ -5044,7 +5044,7 @@ func (p *StoreObject) neoMsgDecodeN(data []byte) (int, error) {
 	return 48 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"StoreObject"}
 }
 
 func (p *StoreObject) neoMsgEncodedLenM() int {
@@ -5241,7 +5241,7 @@ func (p *StoreObject) neoMsgDecodeM(data []byte) (int, error) {
 	return 22 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"StoreObject"}
 }
 
 // 43 | answerBit. AnswerStoreObject
@@ -5266,7 +5266,7 @@ func (p *AnswerStoreObject) neoMsgDecodeN(data []byte) (int, error) {
 	return 8, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerStoreObject"}
 }
 
 func (p *AnswerStoreObject) neoMsgEncodedLenM() int {
@@ -5322,7 +5322,7 @@ func (p *AnswerStoreObject) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerStoreObject"}
 }
 
 // 45. AbortTransaction
@@ -5372,7 +5372,7 @@ func (p *AbortTransaction) neoMsgDecodeN(data []byte) (int, error) {
 	return 12 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AbortTransaction"}
 }
 
 func (p *AbortTransaction) neoMsgEncodedLenM() int {
@@ -5465,7 +5465,7 @@ func (p *AbortTransaction) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AbortTransaction"}
 }
 
 // 46. StoreTransaction
@@ -5566,7 +5566,7 @@ func (p *StoreTransaction) neoMsgDecodeN(data []byte) (int, error) {
 	return 12 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"StoreTransaction"}
 }
 
 func (p *StoreTransaction) neoMsgEncodedLenM() int {
@@ -5716,7 +5716,7 @@ func (p *StoreTransaction) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"StoreTransaction"}
 }
 
 // 46 | answerBit. AnswerStoreTransaction
@@ -5779,7 +5779,7 @@ func (p *VoteTransaction) neoMsgDecodeN(data []byte) (int, error) {
 	return 8, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"VoteTransaction"}
 }
 
 func (p *VoteTransaction) neoMsgEncodedLenM() int {
@@ -5835,7 +5835,7 @@ func (p *VoteTransaction) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"VoteTransaction"}
 }
 
 // 48 | answerBit. AnswerVoteTransaction
@@ -5902,7 +5902,7 @@ func (p *GetObject) neoMsgDecodeN(data []byte) (int, error) {
 	return 24, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"GetObject"}
 }
 
 func (p *GetObject) neoMsgEncodedLenM() int {
@@ -6020,7 +6020,7 @@ func (p *GetObject) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"GetObject"}
 }
 
 // 50 | answerBit. AnswerObject
@@ -6074,7 +6074,7 @@ func (p *AnswerObject) neoMsgDecodeN(data []byte) (int, error) {
 	return 56 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerObject"}
 }
 
 func (p *AnswerObject) neoMsgEncodedLenM() int {
@@ -6271,7 +6271,7 @@ func (p *AnswerObject) neoMsgDecodeM(data []byte) (int, error) {
 	return 22 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerObject"}
 }
 
 // 52. AskTIDs
@@ -6300,7 +6300,7 @@ func (p *AskTIDs) neoMsgDecodeN(data []byte) (int, error) {
 	return 20, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AskTIDs"}
 }
 
 func (p *AskTIDs) neoMsgEncodedLenM() int {
@@ -6408,7 +6408,7 @@ func (p *AnswerTIDs) neoMsgDecodeN(data []byte) (int, error) {
 	return 4 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerTIDs"}
 }
 
 func (p *AnswerTIDs) neoMsgEncodedLenM() int {
@@ -6478,7 +6478,7 @@ func (p *AnswerTIDs) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerTIDs"}
 }
 
 // 54. TransactionInformation
@@ -6503,7 +6503,7 @@ func (p *TransactionInformation) neoMsgDecodeN(data []byte) (int, error) {
 	return 8, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"TransactionInformation"}
 }
 
 func (p *TransactionInformation) neoMsgEncodedLenM() int {
@@ -6559,7 +6559,7 @@ func (p *TransactionInformation) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"TransactionInformation"}
 }
 
 // 54 | answerBit. AnswerTransactionInformation
@@ -6662,7 +6662,7 @@ func (p *AnswerTransactionInformation) neoMsgDecodeN(data []byte) (int, error) {
 	return 12 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerTransactionInformation"}
 }
 
 func (p *AnswerTransactionInformation) neoMsgEncodedLenM() int {
@@ -6825,7 +6825,7 @@ func (p *AnswerTransactionInformation) neoMsgDecodeM(data []byte) (int, error) {
 	return 1 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerTransactionInformation"}
 }
 
 // 56. ObjectHistory
@@ -6854,7 +6854,7 @@ func (p *ObjectHistory) neoMsgDecodeN(data []byte) (int, error) {
 	return 24, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"ObjectHistory"}
 }
 
 func (p *ObjectHistory) neoMsgEncodedLenM() int {
@@ -6936,7 +6936,7 @@ func (p *ObjectHistory) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"ObjectHistory"}
 }
 
 // 56 | answerBit. AnswerObjectHistory
@@ -6991,7 +6991,7 @@ func (p *AnswerObjectHistory) neoMsgDecodeN(data []byte) (int, error) {
 	return 12 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerObjectHistory"}
 }
 
 func (p *AnswerObjectHistory) neoMsgEncodedLenM() int {
@@ -7127,7 +7127,7 @@ func (p *AnswerObjectHistory) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerObjectHistory"}
 }
 
 // 58. PartitionList
@@ -7156,7 +7156,7 @@ func (p *PartitionList) neoMsgDecodeN(data []byte) (int, error) {
 	return 12, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"PartitionList"}
 }
 
 func (p *PartitionList) neoMsgEncodedLenM() int {
@@ -7295,7 +7295,7 @@ func (p *AnswerPartitionList) neoMsgDecodeN(data []byte) (int, error) {
 	return 16 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerPartitionList"}
 }
 
 func (p *AnswerPartitionList) neoMsgEncodedLenM() int {
@@ -7441,7 +7441,7 @@ func (p *AnswerPartitionList) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerPartitionList"}
 }
 
 // 60. NodeList
@@ -7466,7 +7466,7 @@ func (p *NodeList) neoMsgDecodeN(data []byte) (int, error) {
 	return 1, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"NodeList"}
 }
 
 func (p *NodeList) neoMsgEncodedLenM() int {
@@ -7512,7 +7512,7 @@ func (p *NodeList) neoMsgDecodeM(data []byte) (int, error) {
 	return 3 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"NodeList"}
 }
 
 // 60 | answerBit. AnswerNodeList
@@ -7596,7 +7596,7 @@ func (p *AnswerNodeList) neoMsgDecodeN(data []byte) (int, error) {
 	return 4 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerNodeList"}
 }
 
 func (p *AnswerNodeList) neoMsgEncodedLenM() int {
@@ -7768,7 +7768,7 @@ func (p *AnswerNodeList) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerNodeList"}
 }
 
 // 62. SetNodeState
@@ -7795,7 +7795,7 @@ func (p *SetNodeState) neoMsgDecodeN(data []byte) (int, error) {
 	return 5, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"SetNodeState"}
 }
 
 func (p *SetNodeState) neoMsgEncodedLenM() int {
@@ -7854,7 +7854,7 @@ func (p *SetNodeState) neoMsgDecodeM(data []byte) (int, error) {
 	return 3 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"SetNodeState"}
 }
 
 // 63. AddPendingNodes
@@ -7902,7 +7902,7 @@ func (p *AddPendingNodes) neoMsgDecodeN(data []byte) (int, error) {
 	return 4 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AddPendingNodes"}
 }
 
 func (p *AddPendingNodes) neoMsgEncodedLenM() int {
@@ -8011,7 +8011,7 @@ func (p *TweakPartitionTable) neoMsgDecodeN(data []byte) (int, error) {
 	return 5 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"TweakPartitionTable"}
 }
 
 func (p *TweakPartitionTable) neoMsgEncodedLenM() int {
@@ -8086,7 +8086,7 @@ func (p *TweakPartitionTable) neoMsgDecodeM(data []byte) (int, error) {
 	return 1 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"TweakPartitionTable"}
 }
 
 // 64 | answerBit. AnswerTweakPartitionTable
@@ -8163,7 +8163,7 @@ func (p *AnswerTweakPartitionTable) neoMsgDecodeN(data []byte) (int, error) {
 	return 5 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerTweakPartitionTable"}
 }
 
 func (p *AnswerTweakPartitionTable) neoMsgEncodedLenM() int {
@@ -8296,7 +8296,7 @@ func (p *AnswerTweakPartitionTable) neoMsgDecodeM(data []byte) (int, error) {
 	return 1 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerTweakPartitionTable"}
 }
 
 // 66. SetNumReplicas
@@ -8321,7 +8321,7 @@ func (p *SetNumReplicas) neoMsgDecodeN(data []byte) (int, error) {
 	return 4, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"SetNumReplicas"}
 }
 
 func (p *SetNumReplicas) neoMsgEncodedLenM() int {
@@ -8380,7 +8380,7 @@ func (p *SetClusterState) neoMsgDecodeN(data []byte) (int, error) {
 	return 1, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"SetClusterState"}
 }
 
 func (p *SetClusterState) neoMsgEncodedLenM() int {
@@ -8426,7 +8426,7 @@ func (p *SetClusterState) neoMsgDecodeM(data []byte) (int, error) {
 	return 3 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"SetClusterState"}
 }
 
 // 68. Repair
@@ -8476,7 +8476,7 @@ func (p *Repair) neoMsgDecodeN(data []byte) (int, error) {
 	return 4 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"Repair"}
 }
 
 func (p *Repair) neoMsgEncodedLenM() int {
@@ -8559,7 +8559,7 @@ func (p *Repair) neoMsgDecodeM(data []byte) (int, error) {
 	return 1 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"Repair"}
 }
 
 // 69. RepairOne
@@ -8584,7 +8584,7 @@ func (p *RepairOne) neoMsgDecodeN(data []byte) (int, error) {
 	return 1, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"RepairOne"}
 }
 
 func (p *RepairOne) neoMsgEncodedLenM() int {
@@ -8629,7 +8629,7 @@ func (p *RepairOne) neoMsgDecodeM(data []byte) (int, error) {
 	return 1 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"RepairOne"}
 }
 
 // 70. NotifyClusterState
@@ -8654,7 +8654,7 @@ func (p *NotifyClusterState) neoMsgDecodeN(data []byte) (int, error) {
 	return 1, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"NotifyClusterState"}
 }
 
 func (p *NotifyClusterState) neoMsgEncodedLenM() int {
@@ -8700,7 +8700,7 @@ func (p *NotifyClusterState) neoMsgDecodeM(data []byte) (int, error) {
 	return 3 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"NotifyClusterState"}
 }
 
 // 71. AskClusterState
@@ -8763,7 +8763,7 @@ func (p *AnswerClusterState) neoMsgDecodeN(data []byte) (int, error) {
 	return 1, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerClusterState"}
 }
 
 func (p *AnswerClusterState) neoMsgEncodedLenM() int {
@@ -8809,7 +8809,7 @@ func (p *AnswerClusterState) neoMsgDecodeM(data []byte) (int, error) {
 	return 3 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerClusterState"}
 }
 
 // 73. ObjectUndoSerial
@@ -8863,7 +8863,7 @@ func (p *ObjectUndoSerial) neoMsgDecodeN(data []byte) (int, error) {
 	return 28 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"ObjectUndoSerial"}
 }
 
 func (p *ObjectUndoSerial) neoMsgEncodedLenM() int {
@@ -9027,7 +9027,7 @@ func (p *ObjectUndoSerial) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"ObjectUndoSerial"}
 }
 
 // 73 | answerBit. AnswerObjectUndoSerial
@@ -9096,7 +9096,7 @@ func (p *AnswerObjectUndoSerial) neoMsgDecodeN(data []byte) (int, error) {
 	return 4 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerObjectUndoSerial"}
 }
 
 func (p *AnswerObjectUndoSerial) neoMsgEncodedLenM() int {
@@ -9276,7 +9276,7 @@ func (p *AnswerObjectUndoSerial) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerObjectUndoSerial"}
 }
 
 // 75. AskTIDsFrom
@@ -9307,7 +9307,7 @@ func (p *AskTIDsFrom) neoMsgDecodeN(data []byte) (int, error) {
 	return 24, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AskTIDsFrom"}
 }
 
 func (p *AskTIDsFrom) neoMsgEncodedLenM() int {
@@ -9420,7 +9420,7 @@ func (p *AskTIDsFrom) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AskTIDsFrom"}
 }
 
 // 75 | answerBit. AnswerTIDsFrom
@@ -9468,7 +9468,7 @@ func (p *AnswerTIDsFrom) neoMsgDecodeN(data []byte) (int, error) {
 	return 4 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerTIDsFrom"}
 }
 
 func (p *AnswerTIDsFrom) neoMsgEncodedLenM() int {
@@ -9538,7 +9538,7 @@ func (p *AnswerTIDsFrom) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerTIDsFrom"}
 }
 
 // 77. Pack
@@ -9563,7 +9563,7 @@ func (p *Pack) neoMsgDecodeN(data []byte) (int, error) {
 	return 8, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"Pack"}
 }
 
 func (p *Pack) neoMsgEncodedLenM() int {
@@ -9619,7 +9619,7 @@ func (p *Pack) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"Pack"}
 }
 
 // 77 | answerBit. AnswerPack
@@ -9644,7 +9644,7 @@ func (p *AnswerPack) neoMsgDecodeN(data []byte) (int, error) {
 	return 1, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerPack"}
 }
 
 func (p *AnswerPack) neoMsgEncodedLenM() int {
@@ -9680,7 +9680,7 @@ func (p *AnswerPack) neoMsgDecodeM(data []byte) (int, error) {
 	return 1 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerPack"}
 }
 
 // 79. CheckReplicas
@@ -9739,7 +9739,7 @@ func (p *CheckReplicas) neoMsgDecodeN(data []byte) (int, error) {
 	return 4 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"CheckReplicas"}
 }
 
 func (p *CheckReplicas) neoMsgEncodedLenM() int {
@@ -9880,7 +9880,7 @@ func (p *CheckReplicas) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"CheckReplicas"}
 }
 
 // 80. CheckPartition
@@ -9942,7 +9942,7 @@ func (p *CheckPartition) neoMsgDecodeN(data []byte) (int, error) {
 	return 24 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"CheckPartition"}
 }
 
 func (p *CheckPartition) neoMsgEncodedLenM() int {
@@ -10105,7 +10105,7 @@ func (p *CheckPartition) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"CheckPartition"}
 }
 
 // 81. CheckTIDRange
@@ -10136,7 +10136,7 @@ func (p *CheckTIDRange) neoMsgDecodeN(data []byte) (int, error) {
 	return 24, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"CheckTIDRange"}
 }
 
 func (p *CheckTIDRange) neoMsgEncodedLenM() int {
@@ -10249,7 +10249,7 @@ func (p *CheckTIDRange) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"CheckTIDRange"}
 }
 
 // 81 | answerBit. AnswerCheckTIDRange
@@ -10278,7 +10278,7 @@ func (p *AnswerCheckTIDRange) neoMsgDecodeN(data []byte) (int, error) {
 	return 32, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerCheckTIDRange"}
 }
 
 func (p *AnswerCheckTIDRange) neoMsgEncodedLenM() int {
@@ -10361,7 +10361,7 @@ func (p *AnswerCheckTIDRange) neoMsgDecodeM(data []byte) (int, error) {
 	return 22 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerCheckTIDRange"}
 }
 
 // 83. CheckSerialRange
@@ -10394,7 +10394,7 @@ func (p *CheckSerialRange) neoMsgDecodeN(data []byte) (int, error) {
 	return 32, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"CheckSerialRange"}
 }
 
 func (p *CheckSerialRange) neoMsgEncodedLenM() int {
@@ -10538,7 +10538,7 @@ func (p *CheckSerialRange) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"CheckSerialRange"}
 }
 
 // 83 | answerBit. AnswerCheckSerialRange
@@ -10571,7 +10571,7 @@ func (p *AnswerCheckSerialRange) neoMsgDecodeN(data []byte) (int, error) {
 	return 60, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerCheckSerialRange"}
 }
 
 func (p *AnswerCheckSerialRange) neoMsgEncodedLenM() int {
@@ -10699,7 +10699,7 @@ func (p *AnswerCheckSerialRange) neoMsgDecodeM(data []byte) (int, error) {
 	return 44 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerCheckSerialRange"}
 }
 
 // 85. PartitionCorrupted
@@ -10749,7 +10749,7 @@ func (p *PartitionCorrupted) neoMsgDecodeN(data []byte) (int, error) {
 	return 8 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"PartitionCorrupted"}
 }
 
 func (p *PartitionCorrupted) neoMsgEncodedLenM() int {
@@ -10922,7 +10922,7 @@ func (p *AnswerLastTransaction) neoMsgDecodeN(data []byte) (int, error) {
 	return 8, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerLastTransaction"}
 }
 
 func (p *AnswerLastTransaction) neoMsgEncodedLenM() int {
@@ -10978,7 +10978,7 @@ func (p *AnswerLastTransaction) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerLastTransaction"}
 }
 
 // 89. CheckCurrentSerial
@@ -11007,7 +11007,7 @@ func (p *CheckCurrentSerial) neoMsgDecodeN(data []byte) (int, error) {
 	return 24, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"CheckCurrentSerial"}
 }
 
 func (p *CheckCurrentSerial) neoMsgEncodedLenM() int {
@@ -11125,7 +11125,7 @@ func (p *CheckCurrentSerial) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"CheckCurrentSerial"}
 }
 
 // 89 | answerBit. AnswerCheckCurrentSerial
@@ -11150,7 +11150,7 @@ func (p *AnswerCheckCurrentSerial) neoMsgDecodeN(data []byte) (int, error) {
 	return 8, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerCheckCurrentSerial"}
 }
 
 func (p *AnswerCheckCurrentSerial) neoMsgEncodedLenM() int {
@@ -11215,7 +11215,7 @@ func (p *AnswerCheckCurrentSerial) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerCheckCurrentSerial"}
 }
 
 // 91. NotifyTransactionFinished
@@ -11242,7 +11242,7 @@ func (p *NotifyTransactionFinished) neoMsgDecodeN(data []byte) (int, error) {
 	return 16, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"NotifyTransactionFinished"}
 }
 
 func (p *NotifyTransactionFinished) neoMsgEncodedLenM() int {
@@ -11329,7 +11329,7 @@ func (p *NotifyTransactionFinished) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"NotifyTransactionFinished"}
 }
 
 // 92. Replicate
@@ -11420,7 +11420,7 @@ func (p *Replicate) neoMsgDecodeN(data []byte) (int, error) {
 	return 12 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"Replicate"}
 }
 
 func (p *Replicate) neoMsgEncodedLenM() int {
@@ -11549,7 +11549,7 @@ func (p *Replicate) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"Replicate"}
 }
 
 // 93. ReplicationDone
@@ -11576,7 +11576,7 @@ func (p *ReplicationDone) neoMsgDecodeN(data []byte) (int, error) {
 	return 12, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"ReplicationDone"}
 }
 
 func (p *ReplicationDone) neoMsgEncodedLenM() int {
@@ -11645,7 +11645,7 @@ func (p *ReplicationDone) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"ReplicationDone"}
 }
 
 // 94. FetchTransactions
@@ -11701,7 +11701,7 @@ func (p *FetchTransactions) neoMsgDecodeN(data []byte) (int, error) {
 	return 28 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"FetchTransactions"}
 }
 
 func (p *FetchTransactions) neoMsgEncodedLenM() int {
@@ -11860,7 +11860,7 @@ func (p *FetchTransactions) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"FetchTransactions"}
 }
 
 // 94 | answerBit. AnswerFetchTransactions
@@ -11912,7 +11912,7 @@ func (p *AnswerFetchTransactions) neoMsgDecodeN(data []byte) (int, error) {
 	return 20 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerFetchTransactions"}
 }
 
 func (p *AnswerFetchTransactions) neoMsgEncodedLenM() int {
@@ -12045,7 +12045,7 @@ func (p *AnswerFetchTransactions) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerFetchTransactions"}
 }
 
 // 96. FetchObjects
@@ -12136,7 +12136,7 @@ func (p *FetchObjects) neoMsgDecodeN(data []byte) (int, error) {
 	return 36 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"FetchObjects"}
 }
 
 func (p *FetchObjects) neoMsgEncodedLenM() int {
@@ -12387,7 +12387,7 @@ func (p *FetchObjects) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"FetchObjects"}
 }
 
 // 96 | answerBit. AnswerFetchObjects
@@ -12474,7 +12474,7 @@ func (p *AnswerFetchObjects) neoMsgDecodeN(data []byte) (int, error) {
 	return 28 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerFetchObjects"}
 }
 
 func (p *AnswerFetchObjects) neoMsgEncodedLenM() int {
@@ -12699,7 +12699,7 @@ func (p *AnswerFetchObjects) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AnswerFetchObjects"}
 }
 
 // 98. AddTransaction
@@ -12804,7 +12804,7 @@ func (p *AddTransaction) neoMsgDecodeN(data []byte) (int, error) {
 	return 12 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AddTransaction"}
 }
 
 func (p *AddTransaction) neoMsgEncodedLenM() int {
@@ -12998,7 +12998,7 @@ func (p *AddTransaction) neoMsgDecodeM(data []byte) (int, error) {
 	return 1 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AddTransaction"}
 }
 
 // 99. AddObject
@@ -13050,7 +13050,7 @@ func (p *AddObject) neoMsgDecodeN(data []byte) (int, error) {
 	return 48 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AddObject"}
 }
 
 func (p *AddObject) neoMsgEncodedLenM() int {
@@ -13216,7 +13216,7 @@ func (p *AddObject) neoMsgDecodeM(data []byte) (int, error) {
 	return 22 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"AddObject"}
 }
 
 // 100. Truncate
@@ -13241,7 +13241,7 @@ func (p *Truncate) neoMsgDecodeN(data []byte) (int, error) {
 	return 8, nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"Truncate"}
 }
 
 func (p *Truncate) neoMsgEncodedLenM() int {
@@ -13297,7 +13297,7 @@ func (p *Truncate) neoMsgDecodeM(data []byte) (int, error) {
 	return 0 + int(nread), nil
 
 overflow:
-	return 0, ErrDecodeOverflow
+	return 0, &ErrDecodeOverflow{"Truncate"}
 }
 
 // 101. FlushLog