Message type: E = Error
Message class: IU - Incremental Conversion (ICNV)
Message number: 471
Message text: & of data not yet transferred; do not start upgrade yet
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IU471
- & of data not yet transferred; do not start upgrade yet ?The SAP error message IU471, which states "Data not yet transferred; do not start upgrade yet," typically occurs during the upgrade process of an SAP system. This message indicates that there are still pending data transfers that need to be completed before the upgrade can proceed. Here’s a breakdown of the cause, potential solutions, and related information:
Cause: Pending Data Transfers: The most common cause of this error is that there are still data transfer processes that have not been completed. This could be due to various reasons, such as: Long-running data migration jobs. Data inconsistencies or errors in the data transfer process. Manual interventions that have not been completed. Upgrade Preparation Steps: The upgrade process requires certain preparatory steps to be completed, including data transfers. If these steps are not fully executed, the system will prevent the upgrade from starting.
Solution: Check Data Transfer Status: Use transaction codes like SM37 to check the status of background jobs
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IU470
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