Message type: E = Error
Message class: PK - Production - KANBAN
Message number: 045
Message text: Control cycle has already been created by another user
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PK045
- Control cycle has already been created by another user ?The SAP error message PK045, which states "Control cycle has already been created by another user," typically occurs in the context of Production Planning (PP) and is related to the creation or modification of control cycles in the SAP system. This error indicates that another user is currently working on the same control cycle, which prevents you from making changes or creating a new one.
Cause: Concurrent Access: The primary cause of this error is that another user has already created or is in the process of creating a control cycle for the same material or production process. Lock Mechanism: SAP uses a locking mechanism to prevent data inconsistencies. When one user is editing a control cycle, it locks that record for other users until the first user completes their transaction. Session Timeout: Sometimes, if a user has an open session that has timed out, it may still hold a lock on the control
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