How To Fix /STTPEC/MC_MD114 - An error occured during locking (/STTPEC/MAT_ACTY).

SAP Error Message - Details

• Message type: E = Error

• Message class: /STTPEC/MC_MD -

• Message number: 114

• Message text: An error occured during locking (/STTPEC/MAT_ACTY).

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /STTPEC/MC_MD114 - An error occured during locking (/STTPEC/MAT_ACTY). ?

  The SAP error message /STTPEC/MC_MD114 An error occurred during locking (/STTPEC/MAT_ACTY) typically indicates that there was an issue with the locking mechanism in the SAP system when trying to access or modify a material activity. This can happen in various scenarios, such as during data processing, updates, or when multiple users are trying to access the same resource simultaneously.
  Causes:
  
  Concurrent Access: Multiple users or processes are trying to access or modify the same material activity at the same time, leading to a locking conflict.
  Lock Table Overflow: The lock table may be full, preventing new locks from being created.
  Long-Running Transactions: A transaction that takes too long to complete may hold locks longer than expected, causing other transactions to fail.
  System Configuration Issues: There may be configuration issues in the SAP system that affect how locks are managed.
  
  Solutions:
  
  Wait and Retry: If the error is due to concurrent access, waiting for a short period and then retrying the operation may resolve the issue.
  Check Lock Entries: Use transaction code SM12 to check for existing lock entries. If you find locks that are no longer needed, you can delete them (ensure you have the necessary authorizations and that it is safe to do so).
  Review Long-Running Transactions: Identify any long-running transactions that may be holding locks and address them. This may involve optimizing the transaction or breaking it into smaller parts.
  Increase Lock Table Size: If the lock table is frequently full, consider increasing its size. This requires system configuration changes and should be done by a system administrator.
  System Monitoring: Monitor the system for any unusual behavior or performance issues that may be contributing to locking problems.
  
  Related Information:
  
  Transaction Codes:
  
  SM12: To view and manage lock entries.
  SM21: To check system logs for any related errors or warnings.
  ST22: To check for dumps that may provide more context on the error.
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review SAP documentation related to locking mechanisms and best practices for managing concurrent access to resources.
  
  If the issue persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.