How To Fix 56871 - Processing mode neither 'D'(isplay) nor 'C'(hange)

SAP Error Message - Details

• Message type: E = Error

• Message class: 56 - HR TRAVEL: Messages for Trip Costs Dialog

• Message number: 871

• Message text: Processing mode neither 'D'(isplay) nor 'C'(hange)

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 56871 - Processing mode neither 'D'(isplay) nor 'C'(hange) ?

  The SAP error message 56871, which states "Processing mode neither 'D' (display) nor 'C' (change)," typically occurs when there is an issue with the mode in which a transaction or program is being executed. This error indicates that the system is expecting the processing mode to be either 'D' for display or 'C' for change, but it is receiving an invalid or unrecognized mode.
  Causes:
  
  Incorrect Mode Specification: The program or transaction is being called with an invalid processing mode that is neither 'D' nor 'C'.
  Custom Development Issues: If there are custom programs or enhancements, they may not be correctly handling the mode parameter.
  User Authorization: The user may not have the necessary authorizations to access the transaction in the specified mode.
  System Configuration: There may be configuration issues in the SAP system that affect how processing modes are interpreted.
  
  Solutions:
  
  Check the Mode Parameter: Ensure that the transaction or program is being called with the correct mode parameter. If you are using a custom program, verify that the mode is being set correctly in the code.
  Review Custom Code: If the error occurs in a custom program, review the code to ensure that it properly handles the mode parameter and that it only allows 'D' or 'C'.
  User Authorizations: Verify that the user has the necessary authorizations to execute the transaction in the desired mode. You may need to check the user's roles and authorizations in the SAP system.
  Transaction Code: If you are using a specific transaction code, ensure that it is valid and that you are using it correctly.
  Consult Documentation: Refer to SAP documentation or help resources for the specific transaction or program to understand the expected parameters and usage.
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide additional context.
  Transaction Logs: Review transaction logs or system logs to gather more information about the context in which the error occurred.
  Testing in Different Environments: If possible, test the transaction in a development or quality assurance environment to see if the issue can be replicated and to troubleshoot further.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution.