How To Fix MR050 - Internal error while calling up the matrix display

SAP Error Message - Details

• Message type: E = Error

• Message class: MR - Stock overview for generic materials

• Message number: 050

• Message text: Internal error while calling up the matrix display

What causes this issue?

An internal error has occurred while calling up the function module for
matrix display.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Notify your system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MR050 - Internal error while calling up the matrix display ?

  The SAP error message MR050, which states "Internal error while calling up the matrix display," typically occurs in the context of the Materials Management (MM) module, particularly when dealing with the invoice verification process or when trying to display certain reports or matrix views.
  Causes:
  
  Data Inconsistencies: There may be inconsistencies or corruption in the data that the matrix display is trying to access.
  System Bugs: This error can be caused by bugs in the SAP system or specific transactions that are not functioning correctly.
  Authorization Issues: Sometimes, insufficient authorizations can lead to unexpected errors when trying to access certain functionalities.
  Configuration Issues: Incorrect configuration settings in the MM module can also lead to this error.
  Performance Issues: If the system is under heavy load or if there are performance issues, it may not be able to process the request properly.
  
  Solutions:
  
  Check for Data Consistency: Use transaction codes like SE11 to check the database tables related to the matrix display for any inconsistencies.
  Review System Logs: Check the system logs (transaction SM21) for any related error messages that could provide more context about the issue.
  Update SAP System: Ensure that your SAP system is up to date with the latest support packages and patches, as these may contain fixes for known bugs.
  Check Authorizations: Verify that the user has the necessary authorizations to access the matrix display. You can use transaction SU53 to analyze authorization issues.
  Reconfigure Settings: If the issue is related to configuration, review the settings in the MM module to ensure they are correct.
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for assistance, especially if it appears to be a bug or a more complex issue.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MRBR (Release Blocked Invoices), MIR4 (Display Invoice Document), and MR8M (Cancel Invoice Document).
  SAP Notes: Search for SAP Notes related to MR050 in the SAP Support Portal, as there may be specific notes addressing this error.
  Community Forums: Check SAP Community forums or other user groups for discussions related to this error, as other users may have encountered and resolved similar issues.
  
  By following these steps, you should be able to diagnose and potentially resolve the MR050 error in your SAP system.