Attribute 'src-columns' with an undefined value in file

[dekiesel]

Bug description
A model I validated and saved yesterday can't be opened anymore today
How to reproduce
I will send the .sdbm via mail

Expected behavior
Model opens without issues

Info about your desktop

• OS: Kubuntu
• Version: 24.04
• Window manager: KDE
• pgModeler version: 1.2.3
• Qt version:

Stacktrace / Debug info
If pgModeler crashed after the bug raised attach the stacktrace below

[0] src/mainwindow.cpp (1376)
  void MainWindow::addModel(const QString &)
    [AsgObjectInvalidDefinition] The object 'gp_pk' (Constraint) has inconsistent SQL or XML definition!

[1] src/mainwindow.cpp (1350)
  void MainWindow::addModel(const QString &)
    [AsgObjectInvalidDefinition] The object 'gp_pk' (Constraint) has inconsistent SQL or XML definition!

[2] src/widgets/modelwidget.cpp (1882)
  void ModelWidget::loadModel(const QString &)
    [AsgObjectInvalidDefinition] The object 'gp_pk' (Constraint) has inconsistent SQL or XML definition!

[3] src/databasemodel.cpp (3662)
  void DatabaseModel::loadModel(const QString &)
    [AsgObjectInvalidDefinition] The object 'gp_pk' (Constraint) has inconsistent SQL or XML definition!
       ** /home/user/.config/pgmodeler-1.2/tmp/split_model_VhuceU.dbm (line: 238)

[4] src/databasemodel.cpp (3594)
  void DatabaseModel::loadModel(const QString &)
    [AsgObjectInvalidDefinition] The object 'gp_pk' (Constraint) has inconsistent SQL or XML definition!
       ** /home/user/.config/pgmodeler-1.2/tmp/split_model_VhuceU.dbm (line: 238)

[5] src/databasemodel.cpp (3677)
  BaseObject *DatabaseModel::createObject(ObjectType)
    [AsgObjectInvalidDefinition] The object 'gp_pk' (Constraint) has inconsistent SQL or XML definition!

[6] src/databasemodel.cpp (5194)
  Table *DatabaseModel::createTable()
    [AsgObjectInvalidDefinition] The object 'gp_pk' (Constraint) has inconsistent SQL or XML definition!

[7] src/databasemodel.cpp (10154)
  TableClass *DatabaseModel::createPhysicalTable() [TableClass = Table]
    [AsgObjectInvalidDefinition] The object 'gp_pk' (Constraint) has inconsistent SQL or XML definition!
       ** /home/user/.config/pgmodeler-1.2/tmp/split_model_VhuceU.dbm (line: 238)

[8] src/table.cpp (73)
  virtual void Table::addObject(BaseObject *, int)
    [AsgObjectInvalidDefinition] The object 'gp_pk' (Constraint) has inconsistent SQL or XML definition!

[9] src/physicaltable.cpp (483)
  virtual void PhysicalTable::addObject(BaseObject *, int)
    [AsgObjectInvalidDefinition] The object 'gp_pk' (Constraint) has inconsistent SQL or XML definition!

[10] src/baseobject.cpp (1001)
  virtual QString BaseObject::getSourceCode(SchemaParser::CodeType, bool)
    [AsgObjectInvalidDefinition] The object 'gp_pk' (Constraint) has inconsistent SQL or XML definition!

[11] src/schemaparser.cpp (1234)
  QString SchemaParser::getSourceCode(const QString &, attribs_map &, CodeType)
    [UndefinedAttributeValue] Attribute 'src-columns' with an undefined value in file '/home/user/projects/pgmodeler_acm/pgmodeler_bin/pgmodeler1.2.3/schemas/sql/constraint.sch', line 32, column 59! 

[12] src/schemaparser.cpp (1683)
  QString SchemaParser::getSourceCode(const QString &, attribs_map &)
    [UndefinedAttributeValue] Attribute 'src-columns' with an undefined value in file '/home/user/projects/pgmodeler_acm/pgmodeler_bin/pgmodeler1.2.3/schemas/sql/constraint.sch', line 32, column 59! 

[13] src/schemaparser.cpp (1565)
  QString SchemaParser::getSourceCode(const attribs_map &)
    [UndefinedAttributeValue] Attribute 'src-columns' with an undefined value in file '/home/user/projects/pgmodeler_acm/pgmodeler_bin/pgmodeler1.2.3/schemas/sql/constraint.sch', line 32, column 59! 

Additional info
Add any other information that you may find useful to help in the problem solving.

[dekiesel]

I was able to "fix" this manually be removing the offending <constraint>s. The xml-tags were empty.

How can I prevent this from happening in the future?