Message type: E = Error
Message class: M2 - LIS: Generating and updating info structures
Message number: 440
Message text: Generation currently locked by another transaction or user
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M2440
- Generation currently locked by another transaction or user ?The SAP error message M2440, which states "Generation currently locked by another transaction or user," typically occurs in the context of material master data or related processes in SAP. This error indicates that a particular material or object is currently being processed or modified by another user or transaction, preventing your transaction from proceeding. Causes: Concurrent Access: Another user or transaction is currently editing or processing the same material or object. Long-Running Transactions: A transaction that takes a long time to complete may hold locks on the material, causing other transactions to wait. Background Jobs: A background job may be running that is locking the material or object. Database Locks: Database-level locks may be in place due to previous transactions that have not yet been committed or rolled back. Solutions: Wait and Retry: Often, the simplest solution is to wait for a few moments and then retry the transaction. The lock may be released once the other
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