How To Fix DBPROC_PROXY122 - Error while setting lock for interface &

SAP Error Message - Details

• Message type: E = Error

• Message class: DBPROC_PROXY - Messages for DB Procedure Proxies

• Message number: 122

• Message text: Error while setting lock for interface &

Self-Explanatory Message

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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 DBPROC_PROXY122 - Error while setting lock for interface & ?

  The SAP error message DBPROC_PROXY122 typically indicates an issue related to database locking mechanisms when trying to access or modify data through an interface. This error can occur in various scenarios, such as during data processing, batch jobs, or when multiple users are trying to access the same data concurrently.
  Cause:
  
  
  Database Locking: The error usually arises when a database lock cannot be acquired. This can happen if:
  
  Another transaction is holding a lock on the same data.
  There is a deadlock situation where two or more transactions are waiting for each other to release locks.
  The lock timeout is exceeded.
  
  
  
  Concurrency Issues: If multiple processes or users are trying to access the same resource simultaneously, it can lead to contention and locking issues.
  
  
  Configuration Issues: Incorrect configuration of the database or the SAP system can also lead to locking problems.
  
  
  Solution:
  
  
  Identify Lock Holders: Use transaction codes like SM12 (to view and manage locks) to identify which user or process is holding the lock. You can then decide whether to wait for the lock to be released or terminate the session holding the lock.
  
  
  Check for Deadlocks: Analyze the system logs or use transaction SM21 to check for deadlock situations. If a deadlock is detected, you may need to adjust the logic of your transactions to avoid such situations.
  
  
  Increase Lock Timeout: If the lock timeout is too short, consider increasing it in the database configuration settings.
  
  
  Optimize Transactions: Review the code or processes that are causing the locks. Optimize them to reduce the duration of locks held on database records.
  
  
  Batch Processing: If the error occurs during batch processing, consider scheduling jobs during off-peak hours to minimize contention.
  
  
  Database Configuration: Ensure that the database is properly configured for handling concurrent transactions. This may involve tuning parameters related to locking and transaction management.
  
  
  Consult Documentation: Refer to SAP Notes and documentation for specific guidance related to your version of SAP and the database you are using.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error. You can search for relevant notes in the SAP Support Portal.
  Transaction Codes: Familiarize yourself with transaction codes like SM12, SM21, and ST22 for monitoring locks, system logs, and dumps, respectively.
  Database Logs: Review database logs for any additional error messages or warnings that could provide more context about the locking issue.
  
  If the problem persists after trying the above solutions, it may be beneficial to engage with SAP support or your database administrator for further assistance.