How To Fix RSAU328 - Lock could not be deleted, as no lock as been set

SAP Error Message - Details

• Message type: E = Error

• Message class: RSAU - Update rules

• Message number: 328

• Message text: Lock could not be deleted, as no lock as been set

What causes this issue?

The lock to table &V2& of characteristic &V1& could not be deleted, as
no lock existed. The lock was probably deleted with the master data
utility, although a process was still active.
Tables:
M : Master data tables
T : Text table

System Response

The data has already been updated.

How to fix this error?

Examine the data for consistency, as no lock was active in the loading
process and, where necessary, another loading process, running in
parallel led to the inconsistent data.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSAU328 - Lock could not be deleted, as no lock as been set ?

  The SAP error message RSAU328 indicates that there was an attempt to delete a lock that does not exist. This typically occurs in the context of the SAP system's locking mechanism, which is used to prevent concurrent access to certain resources or data.
  Cause:
  
  No Lock Set: The primary cause of this error is that the system is trying to delete a lock that was never set. This can happen if the lock was already released or if there was an error in the process that was supposed to set the lock.
  Incorrect Lock ID: The lock ID being referenced may be incorrect or may not correspond to any existing lock in the system.
  Timing Issues: If there are timing issues in the application logic, it may attempt to delete a lock before it has been established.
  
  Solution:
  
  Check Lock Status: Verify if the lock was indeed set before attempting to delete it. You can use transaction codes like SM12 to check the current locks in the system.
  Review Code Logic: If you are developing or maintaining custom code, review the logic to ensure that locks are being set correctly before any attempt to delete them.
  Error Handling: Implement error handling in your code to gracefully manage situations where a lock may not exist when trying to delete it.
  Consult Documentation: Refer to SAP documentation or notes related to the specific function or module you are working with to understand the locking mechanism better.
  System Logs: Check system logs for any related errors or warnings that might provide additional context about why the lock was not set.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (to view locks), SM21 (to view system logs), and ST22 (to view dumps) for troubleshooting.
  SAP Notes: Search for relevant SAP Notes that might address specific issues related to locking mechanisms or the RSAU328 error.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after following these steps, consider reaching out to SAP support for further assistance.