How To Fix SALV_WD_EXCEPTION400 - **************** Program Errors UI ****************

SAP Error Message - Details

• Message type: E = Error

• Message class: SALV_WD_EXCEPTION -

• Message number: 400

• Message text: **************** Program Errors UI ****************

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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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SALV_WD_EXCEPTION400 - **************** Program Errors UI **************** ?

  The SAP error message SALV_WD_EXCEPTION400 typically indicates a program error related to the SAP Web Dynpro (WD) framework, particularly when using the SAP ALV (ABAP List Viewer) component. This error can occur due to various reasons, including issues with the data being processed, configuration problems, or bugs in the code.
  Causes:
  
  Data Issues: The data being processed may not conform to expected formats or may contain invalid entries.
  Configuration Problems: Incorrect configuration of the ALV or Web Dynpro components can lead to this error.
  Code Bugs: There may be bugs in the custom code or enhancements that are affecting the ALV display.
  Authorization Issues: Lack of proper authorizations for accessing certain data or transactions can also trigger this error.
  Memory Issues: Insufficient memory or resources allocated to the application can lead to runtime errors.
  
  Solutions:
  
  Check Data: Validate the data being passed to the ALV. Ensure that it is in the correct format and does not contain any invalid entries.
  Review Configuration: Verify the configuration settings for the ALV and Web Dynpro components. Ensure that all necessary settings are correctly defined.
  Debugging: Use the ABAP debugger to trace the execution of the program and identify the exact point of failure. Look for any exceptions or errors in the code.
  Check Authorizations: Ensure that the user has the necessary authorizations to access the data and execute the transaction.
  Memory Management: Monitor the memory usage of the application. If memory issues are suspected, consider optimizing the code or increasing the memory allocation.
  SAP Notes: Check for any relevant SAP Notes that may address known issues related to this error. Apply any recommended patches or updates.
  Consult Documentation: Review the official SAP documentation for ALV and Web Dynpro for any specific guidelines or troubleshooting steps.
  
  Related Information:
  
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error, including any relevant logs or screenshots.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE80 (Object Navigator) and SE37 (Function Module) for debugging and analyzing the program.
  
  By following these steps, you should be able to identify the cause of the SALV_WD_EXCEPTION400 error and implement an appropriate solution.