Message type: E = Error
Message class: CPOC2 - PP-PI-PMA: PI Sheet Messages, SCM Add-On
Message number: 657
Message text: Table unlocked manually
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CPOC2657
- Table unlocked manually ?The SAP error message CPOC2657, which states "Table unlocked manually," typically occurs in the context of SAP's Capacity Planning and Production Order Control (CPOC) module. This error indicates that a table that is required for a certain operation has been manually unlocked, which can disrupt the expected workflow or data integrity.
Cause: Manual Unlocking: The most direct cause of this error is that a user or an administrator has manually unlocked a table that is supposed to remain locked during certain operations. This can happen during maintenance activities or troubleshooting. Concurrency Issues: If multiple users or processes are trying to access or modify the same data simultaneously, it may lead to manual unlocking of tables. System Configuration: Incorrect configuration settings in the SAP system can lead to unexpected behavior regarding table locks.
Solution: Check Lock Status: Use transaction code SM12 to check the lock entries for the relevant tables. Identify if the table is indeed unlocked
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