How To Fix /UI5/APP_API020 - SAPUI5 app. index-specific log message does not exist for subobject &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI5/APP_API -

• Message number: 020

• Message text: SAPUI5 app. index-specific log message does not exist for subobject &1

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /UI5/APP_API020 - SAPUI5 app. index-specific log message does not exist for subobject &1 ?

  The SAP error message /UI5/APP_API020 indicates that there is an issue related to the SAPUI5 application where the index-specific log message does not exist for a specified subobject. This error typically arises in the context of SAP Fiori applications or when working with SAPUI5 applications.
  Cause:
  
  Missing Log Message: The specific log message for the subobject you are trying to access is not defined in the system. This could be due to a missing configuration or an incomplete deployment of the application.
  Incorrect Subobject Reference: The subobject you are trying to reference may not exist or may have been incorrectly specified in the application code or configuration.
  Version Mismatch: There may be a version mismatch between the application and the underlying SAP system or libraries, leading to missing references.
  
  Solution:
  
  Check Configuration: Verify that the log messages for the specified subobject are correctly defined in the system. You may need to check the relevant configuration settings in the SAP system.
  Review Application Code: Inspect the application code to ensure that the subobject reference is correct. Look for any typos or incorrect identifiers.
  Update Application: If you have recently made changes to the application, ensure that all components are properly deployed and that there are no missing files or configurations.
  Check for Updates: Ensure that you are using the latest version of SAPUI5 and that your application is compatible with the version of the SAP system you are using.
  Consult Documentation: Refer to the SAP documentation for any specific notes or guidelines related to the error message. This may provide insights into common issues and their resolutions.
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for assistance. They may have additional insights or patches available for your specific scenario.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to this error message. SAP frequently updates their knowledge base with solutions to common problems.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues. You can find discussions, solutions, and best practices shared by other SAP professionals.
  Debugging Tools: Utilize debugging tools available in the SAP Web IDE or SAP Business Application Studio to trace the execution of your application and identify where the error is occurring.
  
  By following these steps, you should be able to diagnose and resolve the error message /UI5/APP_API020 effectively.