How To Fix RE901 - Function code "M" invalid for Change Budget Address

SAP Error Message - Details

• Message type: E = Error

• Message class: RE - Earmarked funds

• Message number: 901

• Message text: Function code "M" invalid for Change Budget Address

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RE901 - Function code "M" invalid for Change Budget Address ?

  The SAP error message RE901, which states "Function code 'M' invalid for Change Budget Address," typically occurs in the context of budget management within the SAP Real Estate Management (RE) module. This error indicates that the function code being used is not valid for the operation you are trying to perform, specifically when attempting to change the budget address.
  Cause:
  
  Invalid Function Code: The function code "M" is not recognized in the context of changing the budget address. This could be due to a misconfiguration or an incorrect transaction being used.
  Transaction Context: The error may arise if the transaction you are using does not support the operation you are trying to perform. For example, if you are in a transaction that does not allow for budget address changes, you will encounter this error.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to perform the action, leading to the error message.
  System Configuration: There may be issues with the configuration of the budget management settings in the SAP system.
  
  Solution:
  
  Check Function Code: Ensure that you are using the correct function code for the operation you are trying to perform. If you are trying to change the budget address, make sure you are in the right transaction that supports this function.
  Use Correct Transaction: Verify that you are using the appropriate transaction code for changing the budget address. For example, you might need to use a specific transaction related to budget management in the RE module.
  Review Authorizations: Check if you have the necessary authorizations to perform the action. If not, contact your SAP security administrator to grant the required permissions.
  Consult Documentation: Refer to SAP documentation or help resources for the specific transaction you are using to ensure you are following the correct procedures.
  System Configuration: If the issue persists, it may be necessary to consult with your SAP Basis or configuration team to review the settings related to budget management and ensure everything is configured correctly.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the RE901 error. SAP frequently updates its knowledge base with solutions for common errors.
  Transaction Codes: Familiarize yourself with relevant transaction codes in the RE module, such as RECN (Change Contract) or REIS (Change Investment Program), depending on your specific needs.
  User Manuals: Review user manuals or training materials related to budget management in SAP RE for guidance on proper procedures and best practices.
  
  If the problem continues after trying the above solutions, it may be beneficial to reach out to SAP support or your internal SAP support team for further assistance.