How To Fix /MVA/AMVIDEMSG255 - Answer reason "&1" is not allowed for inquiry reason "&2"

SAP Error Message - Details

• Message type: E = Error

• Message class: /MVA/AMVIDEMSG -

• Message number: 255

• Message text: Answer reason "&1" is not allowed for inquiry reason "&2"

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 /MVA/AMVIDEMSG255 - Answer reason "&1" is not allowed for inquiry reason "&2" ?

  The SAP error message /MVA/AMVIDEMSG255 indicates that there is an issue with the inquiry reason being used in a specific context. The message states that the answer reason (represented by &1) is not allowed for the inquiry reason (represented by &2). This typically occurs in the context of SAP's Advanced Planning and Optimization (APO) or similar modules where inquiry and answer reasons are defined for various processes.
  Cause:
  
  Configuration Issue: The inquiry reason and answer reason may not be properly configured in the system. There may be a mismatch between the allowed combinations of inquiry and answer reasons.
  Data Entry Error: The user may have selected an invalid combination of inquiry and answer reasons during data entry.
  Business Rules: There may be specific business rules or logic that restrict certain combinations of inquiry and answer reasons based on the business process.
  
  Solution:
  
  
  Check Configuration: 
  
  Go to the configuration settings for inquiry and answer reasons in the relevant module (e.g., APO, SD).
  Verify that the combination of inquiry reason and answer reason is allowed. If not, you may need to adjust the configuration to allow this combination.
  
  
  
  Review Documentation: 
  
  Consult the documentation or guidelines for the specific module you are working with to understand the valid combinations of inquiry and answer reasons.
  
  
  
  Data Entry Validation: 
  
  Ensure that users are trained to select valid combinations of inquiry and answer reasons. Implement validation checks if necessary to prevent invalid entries.
  
  
  
  Debugging: 
  
  If you have access to technical resources, consider debugging the process to identify where the validation is failing and why the combination is deemed invalid.
  
  
  
  Consult SAP Notes: 
  
  Check the SAP Support Portal for any relevant notes or patches that may address this specific error message.
  
  
  
  Related Information:
  
  Transaction Codes: Depending on the module, you may need to use specific transaction codes to access configuration settings (e.g., SPRO for configuration).
  User Exits or BAdIs: If the validation is part of custom logic, check for any user exits or Business Add-Ins (BAdIs) that may be influencing the behavior.
  Testing: After making changes, conduct thorough testing to ensure that the issue is resolved and that the system behaves as expected.
  
  If the problem persists after following these steps, it may be beneficial to reach out to SAP support or consult with a technical expert familiar with your specific SAP environment.