Error in the class definition. "Details" (Error 1735)

An error occurred in the class definition for one of the following reasons:

• The array does not exist.
• Pages cannot be removed in the class definition.
• Columns cannot be removed in the class definition.
• Could not find the class name in the form.
• CREATEOBJECT( ) was used in a class definition.
• Grid columns were deleted in a class definition by setting the ColumnCount in the parent class to one value, and then setting the ColumnCount to a lower value in the child class.
• Page frame-type pages were deleted in a class definition by setting the PageCount in the parent class to one value, and then setting the PageCount to a lower value in the child class.
• The ADD OBJECT a[1] clause from the DEFINE CLASS command was used where a is not an array.