How To Fix VR650 - SYST: Error blocking &

SAP Error Message - Details

• Message type: E = Error

• Message class: VR - Output for SD Reporting

• Message number: 650

• Message text: SYST: Error blocking &

What causes this issue?

During an attempt to block table &V1& for processing, an internal error
occurred.

System Response

The table cannot be blocked and processing cannot be continued.

How to fix this error?

Inform your system administrator and, if necessary, contact SAP.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message VR650 - SYST: Error blocking & ?

  SAP Error Message:
  
  VR650 SYST: Error blocking &
  
  Meaning of the Error
  The message VR650 SYST: Error blocking & typically occurs in the context of vendor invoice processing or document posting in SAP, especially when the system tries to block (lock) a document or a record but fails.
  
  The & is a placeholder for a specific object or document number that the system attempted to block.
  "Blocking" here means setting a lock on a document or record to prevent simultaneous changes by multiple users or processes.
  
  
  Common Causes
  
  
  Lock Conflict:
  
  Another user or process currently holds a lock on the same document or record, so the system cannot place a new lock.
  
  
  Inconsistent Lock Table:
  
  The SAP lock table (which manages locks) might be inconsistent or corrupted.
  
  
  Long-running or Stuck Processes:
  
  A background job or user session might have locked the document and not released it properly.
  
  
  Authorization Issues:
  
  The user or process attempting to block the document may lack the necessary authorizations.
  
  
  Technical Issues:
  
  Problems with the enqueue server or database locks can cause this error.
  
  
  
  How to Analyze
  
  
  Check Lock Entries:
  
  Use transaction SM12 to check for existing locks on the document or object mentioned in the error message.
  
  
  Identify Lock Owner:
  
  In SM12, identify which user or process holds the lock.
  
  
  Check System Logs:
  
  Use SM21 to look for system errors related to enqueue or lock management.
  
  
  Check Background Jobs:
  
  Use SM37 to see if any jobs are running that might be holding locks.
  
  
  
  Solutions
  
  
  Remove or Release Locks:
  
  If the lock is held by a user who is no longer working on the document, you can delete the lock entry in SM12 (with caution).
  Coordinate with the user or wait for the process to finish if the lock is legitimate.
  
  
  
  Restart Enqueue Server:
  
  If the enqueue server is stuck, restarting it can clear locks.
  This requires BASIS team involvement and should be done during a maintenance window.
  
  
  
  Check Authorizations:
  
  Ensure the user has the correct authorizations to block or edit the document.
  
  
  
  Avoid Simultaneous Access:
  
  Train users to avoid simultaneous editing of the same document.
  
  
  
  Technical Support:
  
  If the problem persists, check OSS notes or contact SAP support.
  Sometimes, SAP provides patches or notes for known enqueue or lock issues.
  
  
  
  
  Related Information
  
  Transaction SM12: Display and delete lock entries.
  Transaction SM21: System log for errors.
  Transaction SM37: Job monitoring.
  Enqueue Server: Manages locks in SAP; problems here affect locking.
  SAP Notes: Search for VR650 or enqueue-related notes in SAP ONE Support Launchpad.
  
  
  Summary
  
  
  
  Aspect
  Details
  
  
  
  
  Cause
  Lock conflict or enqueue server issues.
  
  
  Effect
  Unable to block (lock) a document.
  
  
  Solution
  Check and delete locks in SM12; restart enqueue server if needed; verify authorizations.
  
  
  Tools
  SM12, SM21, SM37, SAP Notes.
  
  
  
  
  If you provide the exact context (e.g., transaction, document type), I can help with more specific guidance.