How To Fix WSTI_MLT_INV_DOC010 - Error locking Physical Inventory document &1 for fiscal year &2

SAP Error Message - Details

• Message type: E = Error

• Message class: WSTI_MLT_INV_DOC - Message object for WSTI_MLT_INV_DOC

• Message number: 010

• Message text: Error locking Physical Inventory document &1 for fiscal year &2

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• What is the cause and solution for SAP error message WSTI_MLT_INV_DOC010 - Error locking Physical Inventory document &1 for fiscal year &2 ?

  The SAP error message:
  WSTI_MLT_INV_DOC010: Error locking Physical Inventory document &1 for fiscal year &2
  
  Cause:
  This error occurs when the system tries to lock a Physical Inventory document (Inventory Count Document) for processing, but the lock cannot be obtained. This typically happens because:
  
  The document is already locked by another user or process.
  A previous process did not release the lock properly (e.g., a background job or transaction was interrupted).
  There is a deadlock or contention on the document due to simultaneous access attempts.
  The document might be in an inconsistent state or being processed in parallel.
  
  
  Explanation:
  In SAP, when a physical inventory document is processed (e.g., during counting, posting differences, or closing), the system locks the document to prevent concurrent changes. If the lock cannot be acquired, the system throws this error to avoid data inconsistencies.
  
  Solution:
  
  
  Check for Active Locks:
  
  Use transaction SM12 to check if the physical inventory document is locked.
  Search for locks on the table MCHA (Batch Stocks), MKPF (Material Document Header), or the specific physical inventory document number.
  If you find a lock related to the document, check which user or process holds it.
  
  
  
  Release Stale Locks:
  
  If the lock is held by a user/process that is no longer active or the process was interrupted, you can manually delete the lock in SM12.
  Be cautious when deleting locks; ensure no active process is using the document.
  
  
  
  Check Background Jobs:
  
  Verify if any background jobs or batch processes are running that might be processing the same physical inventory document.
  Wait for the job to complete or schedule jobs to avoid overlapping processing.
  
  
  
  Avoid Parallel Processing:
  
  Ensure that multiple users or processes are not trying to process the same physical inventory document simultaneously.
  Implement proper user authorization and process controls.
  
  
  
  Restart the Process:
  
  After clearing locks, retry the transaction or process that caused the error.
  
  
  
  Check for System Issues:
  
  If locks are frequently not released, investigate system stability, database locks, or update inconsistencies.
  Apply relevant SAP Notes or patches if this is a known issue.
  
  
  
  
  Related Information:
  
  Transaction SM12: Display and delete lock entries.
  Physical Inventory Transactions: MI01 (Create), MI04 (Enter Count), MI07 (Post Differences), MI22 (Display Document).
  Tables involved: 
  
  MCHA - Batch Stocks
  MKPF - Material Document Header
  MSEG - Material Document Segment
  
  
  SAP Notes related to physical inventory locking issues may provide additional fixes or patches.
  Ensure that users have proper authorization to process physical inventory documents to avoid unauthorized parallel access.
  
  
  Summary:
  The error WSTI_MLT_INV_DOC010 indicates a lock conflict on a physical inventory document. The main cause is that the document is already locked by another user or process. The solution involves checking and releasing locks via SM12, avoiding parallel processing, and ensuring proper process sequencing.
  
  If you need help with specific steps or further troubleshooting, please provide details about the transaction or process you were running when the error occurred.