How To Fix RSBATCH051 - Lock on ERSBATCHDATA on table RSBATCHDATA not received

SAP Error Message - Details

• Message type: E = Error

• Message class: RSBATCH - Batch Manager for BW Processes

• Message number: 051

• Message text: Lock on ERSBATCHDATA on table RSBATCHDATA not received

What causes this issue?

The system tried 10 times with 'WAIT' to get a lock for table
RSBATCHDATA (ERSBATCHDATA) but this failed.
The RELID that needs to be locked is '02' (log RELID).

System Response

The system cannot check whether the log writer is correctly scheduled.

How to fix this error?

In SM12, check who has activated lock ERSBATCHDATA on table RSBATCHDATA
and whether this lock still exists or whether the lock has not been
deleted due to a system error, despite the process already having been
completed.
If this is the case, delete the lock manually in SM12.

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 RSBATCH051 - Lock on ERSBATCHDATA on table RSBATCHDATA not received ?

  The SAP error message RSBATCH051 indicates that there is a lock on the table RS_BATCHDATA (or RS_BATCHDATA), which is preventing the system from processing batch jobs or requests that require access to this table. This can occur in various scenarios, particularly when multiple processes are trying to access the same data simultaneously.
  Causes:
  
  Concurrent Access: Multiple batch jobs or processes are trying to access the same data in the RS_BATCHDATA table at the same time, leading to a lock.
  Long-Running Transactions: A transaction that is taking too long to complete may hold a lock on the table, preventing other processes from accessing it.
  Deadlocks: Situations where two or more processes are waiting for each other to release locks can lead to this error.
  System Performance Issues: High system load or performance issues can exacerbate locking problems.
  
  Solutions:
  
  
  Identify and Terminate Blocking Processes:
  
  Use transaction SM12 to check for locks on the RS_BATCHDATA table. You can identify the user or process that is holding the lock and, if appropriate, terminate it.
  
  
  
  Check for Long-Running Jobs:
  
  Use transaction SM37 to monitor batch jobs. If you find jobs that are taking too long, investigate and optimize them if possible.
  
  
  
  Adjust Job Scheduling:
  
  If multiple jobs are scheduled to run at the same time and are accessing the same data, consider staggering their execution times to reduce contention.
  
  
  
  Increase System Resources:
  
  If the system is under heavy load, consider increasing resources (CPU, memory) to improve performance and reduce locking issues.
  
  
  
  Review Code and Queries:
  
  If custom code or queries are involved, review them for efficiency. Ensure that they are optimized to minimize locking.
  
  
  
  Database Maintenance:
  
  Regular database maintenance can help improve performance and reduce locking issues. This includes updating statistics and performing database optimizations.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: To view and manage locks.
  SM37: To monitor batch jobs.
  ST22: To check for dumps that might provide additional context.
  SM21: To view system logs for any related errors or warnings.
  
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search the SAP Support Portal for relevant notes.
  
  
  Documentation: Review SAP documentation for best practices on managing batch jobs and database locking.
  
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.