How To Fix NSDM_MESSAGES050 - Session control error: Update MATDOC with cancellation data cancelled

SAP Error Message - Details

• Message type: E = Error

• Message class: NSDM_MESSAGES - Messages MM-IM new simplified data model

• Message number: 050

• Message text: Session control error: Update MATDOC with cancellation data cancelled

What causes this issue?

The system could not set the data filter to access all data.

System Response

The system cancelled the update of table <ZK>MATDOC </>with cancellation
data because the system does not have access to all required data for
this update.
Analytical applications relying on the cancellation data of table
<ZK>MATDOC </>might show incorrect results until the update is
successfully completed.

How to fix this error?

Check the cause of the error. When the issue is solved, rerun report
<LB>NSDM_MATDOC_KALNR_CANCLN_XPRA </>(<ZK>Enhance MATDOC with Cost
Estimate and Cancellation data</>).

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message NSDM_MESSAGES050 - Session control error: Update MATDOC with cancellation data cancelled ?

  The SAP error message NSDM_MESSAGES050 indicates a session control error related to the update of the material document (MATDOC) with cancellation data. This error typically occurs in the context of inventory management or material document processing, particularly when there is an issue with the cancellation of a material document.
  Causes:
  
  
  Session Control Issues: The error may arise if there are issues with the session control in the background processing of the material document. This can happen if the session is terminated unexpectedly or if there are inconsistencies in the session data.
  
  
  Data Inconsistencies: If there are inconsistencies in the data being processed, such as missing or incorrect entries in the material document, it can lead to this error.
  
  
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to perform the cancellation of the material document, leading to session control errors.
  
  
  Technical Issues: There may be underlying technical issues, such as database locks or problems with the application server, that prevent the update from being processed correctly.
  
  
  Solutions:
  
  
  Check Session Logs: Review the session logs to identify any specific issues or errors that occurred during the processing of the material document. This can provide insights into what went wrong.
  
  
  Reprocess the Session: If the session was terminated unexpectedly, you may need to reprocess the session. This can often be done through transaction codes like SM58 (for RFC errors) or SM21 (for system logs).
  
  
  Verify Data Integrity: Ensure that the data related to the material document is complete and correct. Check for any missing entries or inconsistencies that could be causing the error.
  
  
  Check Authorizations: Verify that the user has the necessary authorizations to perform the cancellation of the material document. If not, appropriate roles and permissions should be assigned.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve known issues.
  
  
  Contact SAP Support: If the issue persists after trying the above solutions, it may be necessary to contact SAP Support for further assistance. Provide them with detailed information about the error, including any logs or screenshots.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MBST (for canceling material documents) and MB51 (for displaying material document lists).
  SAP Documentation: Review SAP documentation related to material management and error handling for additional context and troubleshooting steps.
  User Forums: Consider checking SAP community forums or 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 resolve the NSDM_MESSAGES050 error effectively.