How To Fix IU854 - ICNV preparation was completed. Table is locked for conversion


IU854 - Overview

  • Message type: E = Error

  • Message class: IU - Incremental Conversion (ICNV)

  • Message number: 854

  • Message text: ICNV preparation was completed. Table is locked for conversion

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  • Self-Explanatory Message

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Smart SAP Assistant

  • What is the cause and solution for SAP error message IU854 - ICNV preparation was completed. Table is locked for conversion ?
    The SAP error message IU854 indicates that a table is locked for conversion during the process of data migration or conversion, typically in the context of an upgrade or data transfer. This error can occur when the system is trying to perform operations on a table that is currently locked due to ongoing conversion activities.
    
    Cause: Table Locking: The table in question is locked because another process is currently using it for conversion. This can happen during system upgrades, data migrations, or when running specific transactions that require table modifications. Long-running Processes: If a conversion process is taking longer than expected, it may lead to other processes being unable to access the table. Concurrent Processes: Multiple processes trying to access the same table simultaneously can lead to locking issues.
    Solution: Check for Active Processes: Use transaction codes like SM12 (to check for locks) and SM66 (to view active processes) to identify if there are any active

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