How To Fix RAP_CMP_CHECKS084 - Field control changed for property &1 of entity type &2.

SAP Error Message - Details

• Message type: E = Error

• Message class: RAP_CMP_CHECKS - RAP Compatibility Checks Messages

• Message number: 084

• Message text: Field control changed for property &1 of entity type &2.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RAP_CMP_CHECKS084 - Field control changed for property &1 of entity type &2. ?

  The SAP error message RAP_CMP_CHECKS084 indicates that there is a field control issue related to a property of an entity type in the context of the RAP (Rapid Application Programming) model. This error typically arises when there is a mismatch in the field control settings for a property in the entity type definition, which can occur during the development or runtime of an application.
  Cause:
  
  Field Control Changes: The error usually occurs when the field control for a property has been changed in the underlying data model or in the UI annotations, but the changes have not been properly synchronized or are inconsistent with the expected behavior.
  Inconsistent Annotations: If the annotations for the entity type or its properties are not aligned with the actual implementation or if there are conflicting settings, this error can be triggered.
  Model Changes: Changes made to the data model (like adding or modifying properties) without updating the corresponding UI or service definitions can lead to this error.
  
  Solution:
  
  Check Field Control Settings: Review the field control settings for the property in question. Ensure that the settings in the entity definition and the UI annotations are consistent.
  Synchronize Annotations: If you have made changes to the annotations, ensure that they are correctly reflected in the service definition and that there are no conflicts.
  Rebuild the Service: If you have made changes to the underlying data model, consider rebuilding the service to ensure that all changes are properly applied.
  Check for Updates: Ensure that you are using the latest version of the SAP system and that all relevant components are up to date, as updates may resolve known issues.
  Debugging: If the issue persists, use debugging tools to trace the execution and identify where the field control is being applied incorrectly.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Documentation: Refer to the official SAP documentation on RAP and field control to understand the expected behavior and best practices.
  Community Forums: Engage with the SAP community forums or SAP Community Network (SCN) for insights from other developers who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the RAP_CMP_CHECKS084 error in your SAP application.