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Message type: E = Error
Message class: SKWT_MESSAGES - Messages for SKWF tests
Message number: 172
Message text: Lock already set or internal error
Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.
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.
Unfortunately, there isn't any extra information in this error notice.
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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.
You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.
SKWT_MESSAGES172
- Lock already set or internal error ?The SAP error message SKWT_MESSAGES172, which states "Lock already set or internal error," typically occurs in the context of SAP's lock management system. This error indicates that a lock has already been established on a particular object or resource, preventing further operations that require access to that object. Here are some potential causes, solutions, and related information for this error:
Causes:
- Concurrent Access: Multiple users or processes are trying to access the same resource simultaneously, leading to a lock conflict.
- Long-Running Transactions: A transaction that takes too long to complete may hold a lock longer than expected, causing other transactions to fail.
- System Bugs: There may be bugs or issues in the SAP system that lead to improper lock handling.
- Configuration Issues: Incorrect configuration of lock parameters or settings in the SAP system can lead to locking issues.
- Database Issues: Problems with the underlying database can also cause locking issues.
Solutions:
- Identify the Lock: Use transaction codes like
SM12
(Display and Delete 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 to manually delete it if appropriate.- Check for Long-Running Transactions: Review the transactions that are currently running and see if any are taking longer than expected. If so, investigate why they are taking so long and optimize them if possible.
- Review System Logs: Check the system logs (transaction
SM21
) for any related error messages or warnings that might provide more context about the issue.- Restart the Transaction: Sometimes, simply restarting the transaction that caused the error can resolve the issue.
- Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide patches or updates.
- System Configuration Review: Review the configuration settings related to lock management in your SAP system to ensure they are set correctly.
- Database Maintenance: If the issue is related to the database, consider performing maintenance tasks or consulting with your database administrator.
Related Information:
SM12
for lock management, SM21
for system logs, and ST22
for dump analysis.By following these steps, you should be able to diagnose and resolve the SKWT_MESSAGES172 error effectively.
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