Quintiq file version 2.0 #parent: #root Constraint DuplicateCreatedName { #keys: '2[142876.9.512317468][142876.9.512317469]' ConstraintXML: [* DuplicateCreatedName [142876.9.512317468] Soft 0 The name @this.CreatedName()@ is duplicate with another instance. [142876.9.512317467] DuplicateCreatedName DuplicateCreatedName NewConstraint true false False [142876.9.512317467] FirstExpression false false false return guard( this.Previous().CreatedName() <> this.CreatedName(), true ) and guard( this.Next().CreatedName() <> this.CreatedName(), true ); true false false 0 *] }