ORA-49013
Invalid property reference "property_name" because the label expression for variable "variable_name" is not satisfied.
- property_name: The name of the referenced property.
- variable_name: The name of the element variable of the property reference.
Cause
A property of an element variable is being referenced while the label expression associated with the variable is not satisfied.
Action
Modify the label expression so that it can be satisfied.