.

wcfs/internal/xbtree.py

@@ -409,9 +409,9 @@ def Restructure(ztree, newStructure):
                     # normal tree node
                     zstate = ()
                     assert len(node.children) == len(node.keyv) + 1
-                    zstate += (node.children[0],)
+                    zstate += (node.children[0].Z,)
                     for (child, k) in zip(node.children[1:], node.keyv):
-                        zstate += (k, child)    # (child0, k0, child1, k1, ..., childN, kN, childN+1)
+                        zstate += (k, child.Z)  # (child0, k0, child1, k1, ..., childN, kN, childN+1)
                     zstate = (zstate,)
 
                     # firstbucket
@@ -427,6 +427,7 @@ def Restructure(ztree, newStructure):
                 if node.next_bucket is not None:        # next
                     zstate += (node.next_bucket.Z,)
 
+            print('ZSTATE:', zstate)
             node.Z.__setstate__(zstate)