How To Fix FDM_MIRROR029 - Function not supported in a substitute system

SAP Error Message - Details

• Message type: E = Error

• Message class: FDM_MIRROR - Mirror System Messages

• Message number: 029

• Message text: Function not supported in a substitute system

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

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.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message FDM_MIRROR029 - Function not supported in a substitute system ?

  The SAP error message FDM_MIRROR029: Function not supported in a substitute system typically occurs in the context of SAP Financial Data Management (FDM) or when using certain functionalities that are not available in the current system configuration or environment. This error can arise when trying to execute a function that is not supported in the substitute system, which may be a non-production or test environment.
  Causes:
  
  Substitute System Limitations: The function you are trying to execute may not be available in the substitute system (e.g., a test or development environment) due to configuration settings or licensing restrictions.
  Missing Configuration: The substitute system may not be fully configured to support the specific functionality you are trying to use.
  Version Mismatch: There may be a version mismatch between the systems, where the function is available in the production system but not in the substitute system.
  Authorization Issues: The user may not have the necessary authorizations to execute the function in the substitute system.
  
  Solutions:
  
  Check System Configuration: Verify that the substitute system is configured correctly and supports the required functionality. This may involve checking the system settings or consulting with your SAP Basis team.
  Use Production System: If the function is critical and not available in the substitute system, consider executing it in the production system if appropriate.
  Update or Patch the System: Ensure that the substitute system is updated to the latest version or patched to include the necessary functionalities.
  Review Authorizations: Check the user authorizations to ensure that the user has the necessary permissions to execute the function in the substitute system.
  Consult Documentation: Refer to SAP documentation or notes related to the specific function you are trying to use to understand its availability in different environments.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or updates related to the error message. You can search for the error code or related keywords in the SAP Support Portal.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  SAP Help Portal: Utilize the SAP Help Portal for detailed documentation on the specific module or function you are working with.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.