fix Bug 34559

common/Drawings/Format/GroupShape.js

@@ -89,7 +89,7 @@ function CGroupShape()
     this.Id = AscCommon.g_oIdCounter.Get_NewId();
     AscCommon.g_oTableId.Add(this, this.Id);
 }
-	CGroupShape.prototype = Object.create(AscFormat.CGraphicObjectBase.prototype);
+	CGroupShape.prototype = Object.create(AscFormat.CGraphicObjectBase.prototype);
 	CGroupShape.prototype.constructor = CGroupShape;
 
     CGroupShape.prototype.getObjectType = function()
@@ -1789,6 +1789,13 @@ function CGroupShape()
                     }
                     break;
                 }
+                case AscDFH.historyitem_GroupShapeAddToSpTree:
+                case AscDFH.historyitem_GroupShapeRemoveFromSpTree:{
+                    if(!this.bDeleted){
+                        this.handleUpdateSpTree();
+                    }
+                    break;
+                }
             }
         }
     };