How To Fix /SCMTMS/EXTRACTORS021 - Internal error: not possible to lock entry when filling cluster table &1

/SCMTMS/EXTRACTORS021 - Overview

• Message type: E = Error

• Message class: /SCMTMS/EXTRACTORS -

• Message number: 021

• Message text: Internal error: not possible to lock entry when filling cluster table &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCMTMS/EXTRACTORS021 - Internal error: not possible to lock entry when filling cluster table &1 ?

  The SAP error message /SCMTMS/EXTRACTORS021 Internal error: not possible to lock entry when filling cluster table &1 typically occurs in the context of the SAP Transportation Management System (TMS) when there is an issue with locking entries in a cluster table during data extraction or processing.
  
  Cause:
  
  Concurrency Issues: This error often arises when multiple processes or users are trying to access or modify the same data simultaneously, leading to a locking conflict.
  Database Locking: The database may not be able to lock the required entries due to existing locks held by other transactions or processes.
  System Performance: High system load or performance issues can also lead to locking problems, as the system may struggle to manage concurrent access to the database.
  
  Configuration Issues: There may be configuration issues in the TMS or related modules that affect how data is extracted and processed.
  
  
  Solution:
  
  Check for Locks: Use transaction code SM12 to check for existing locks on