How To Fix WMGW_MM_MATRIX001 - Internal error; contact your system administrator

SAP Error Message - Details

• Message type: E = Error

• Message class: WMGW_MM_MATRIX - Messages for General Matrix Maintenance (Article Master)

• Message number: 001

• Message text: Internal error; contact your system administrator

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?

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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.

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 WMGW_MM_MATRIX001 - Internal error; contact your system administrator ?

  The SAP error message WMGW_MM_MATRIX001 indicates an internal error related to the Warehouse Management (WM) and Materials Management (MM) modules. This error typically arises when there is an issue with the configuration, data consistency, or system performance. Here are some potential causes, solutions, and related information for this error:
  Causes:
  
  Configuration Issues: Incorrect or incomplete configuration in the Warehouse Management or Materials Management settings can lead to this error.
  Data Inconsistencies: Inconsistent or corrupted data in the database can trigger internal errors.
  System Performance: High system load or performance issues can cause timeouts or failures in processing requests.
  Custom Code: If there are custom enhancements or modifications in the system, they might be causing conflicts or errors.
  Transport Issues: Problems during the transport of changes from one system to another can lead to inconsistencies.
  
  Solutions:
  
  Check Configuration: Review the configuration settings in both the WM and MM modules to ensure they are set up correctly. Pay special attention to the settings related to the specific transaction or process you are executing when the error occurs.
  Data Consistency Check: Run consistency checks on the relevant data. You can use transaction codes like SLG1 to check logs for any related issues or SE11 to check the database tables for inconsistencies.
  Performance Monitoring: Monitor system performance using transaction codes like ST22 (dump analysis) and SM21 (system log) to identify any underlying performance issues.
  Review Custom Code: If there are any custom developments, review the code for potential issues. Debugging the code may help identify the root cause.
  Contact SAP Support: If the issue persists, consider reaching out to SAP Support with detailed information about the error, including transaction codes, steps to reproduce, and any relevant logs.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM37 (job monitoring), SE80 (object navigator), and SE38 (ABAP program execution) for further investigation.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches.
  System Logs: Review system logs for any additional error messages or warnings that may provide context for the internal error.
  
  Conclusion:
  The WMGW_MM_MATRIX001 error is indicative of an internal issue that requires careful investigation. By following the steps outlined above, you can identify and resolve the underlying cause of the error. If necessary, do not hesitate to escalate the issue to SAP Support for further assistance.