How To Fix /UI2/CDMFCC127 - Invalid Change: Invalid property &1 value(&2).

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI2/CDMFCC -

• Message number: 127

• Message text: Invalid Change: Invalid property &1 value(&2).

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /UI2/CDMFCC127 - Invalid Change: Invalid property &1 value(&2). ?

  The SAP error message /UI2/CDMFCC127 Invalid Change: Invalid property &1 value(&2) typically occurs in the context of SAP Fiori applications or UI5 applications when there is an issue with the data binding or the properties being set in the application. This error indicates that a change was attempted on a property that has an invalid value.
  Cause:
  
  Invalid Property Value: The property being set does not accept the value provided. This could be due to data type mismatches or constraints defined in the model.
  Model Issues: The model might not be properly defined or initialized, leading to invalid property values.
  Binding Issues: There may be issues with the data binding in the UI5 application, such as trying to bind to a property that does not exist or is not accessible.
  Business Logic Errors: The application logic may be attempting to set a property based on conditions that are not met, leading to invalid values.
  
  Solution:
  
  Check Property Definitions: Verify the property definitions in the OData service or the model to ensure that the values being set are valid.
  Debugging: Use debugging tools to trace the execution of the application and identify where the invalid value is being set. Check the console for additional error messages that may provide more context.
  Data Validation: Implement data validation before setting property values to ensure they conform to expected formats and constraints.
  Review Binding Syntax: Ensure that the binding syntax used in the XML or JavaScript is correct and that the properties being referenced exist in the model.
  Consult Documentation: Refer to the SAP documentation for the specific UI5 controls or OData services being used to understand the expected values for properties.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found.
  Fiori Elements: If you are using Fiori Elements, ensure that the annotations in your OData service are correctly defined, as they dictate how the UI behaves.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.