How To Fix /UI2/CDMFCC163 - Error generating JSON in LRep content services.

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI2/CDMFCC -

• Message number: 163

• Message text: Error generating JSON in LRep content services.

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /UI2/CDMFCC163 - Error generating JSON in LRep content services. ?

  The SAP error message /UI2/CDMFCC163 Error generating JSON in LRep content services typically occurs in the context of SAP Fiori applications or when working with the SAP UI5 framework. This error indicates that there was an issue while generating JSON data from the LRep (Layered Repository) content services, which are responsible for managing the application’s metadata and resources.
  Causes:
  
  Data Model Issues: There may be inconsistencies or errors in the data model that the application is trying to access.
  Service Configuration: The OData service or the configuration of the LRep content services might be incorrect or incomplete.
  Authorization Issues: The user may not have the necessary authorizations to access the required resources or services.
  Network Issues: There could be network-related problems that prevent the application from accessing the required services.
  System Performance: High load on the system or performance issues could lead to timeouts or failures in generating the JSON response.
  
  Solutions:
  
  Check Data Model: Review the data model and ensure that all entities and relationships are correctly defined. Validate the metadata and ensure there are no inconsistencies.
  Service Configuration: Verify the configuration of the OData service and ensure that it is correctly set up in the SAP Gateway. Check the service registration and activation.
  Authorization Check: Ensure that the user has the necessary authorizations to access the LRep content services and the underlying data.
  Network Troubleshooting: Check for any network issues that might be affecting the connection to the services. Ensure that the necessary ports are open and that there are no firewall issues.
  Performance Monitoring: Monitor the system performance and check for any bottlenecks. If the system is under heavy load, consider optimizing the performance or scaling resources.
  Debugging: Use debugging tools to trace the execution of the application and identify where the error occurs. This can provide insights into the specific cause of the JSON generation failure.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error. SAP frequently updates its knowledge base with solutions for common problems.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Logs and Traces: Review application logs and traces for more detailed error messages that can provide additional context about the failure.
  
  If the issue persists after trying the above solutions, it may be necessary to contact SAP support for further assistance.