How To Fix RSTRAN351 - Rule (target: &2 group: &3): No key fields assigned


RSTRAN351 - Overview

  • Message type: E = Error

  • Message class: RSTRAN - Messages for Transformation

  • Message number: 351

  • Message text: Rule (target: &2 group: &3): No key fields assigned

  • Show details Hide details
  • What causes this issue?

    No valid key fields are assigned.

    System Response

    The data cannot be read again. An error message is displayed.

    How to fix this error?

    Assign key fields to the rule and check whether the selected DataStore
    object has key fields. A semantic key is required for write-optimized
    DataStore objects.
    There must be at least one valid key field.

    Procedure for System Administrators

    Internal rule ID &V1&

    The system issues an error message and will not allow you to continue with this transaction until the error is resolved.


    Error message extract from SAP system. Copyright SAP SE.


Smart SAP Assistant

  • What is the cause and solution for SAP error message RSTRAN351 - Rule (target: &2 group: &3): No key fields assigned ?
    The SAP error message RSTRAN351 indicates that there is an issue with the assignment of key fields in a transformation rule. Specifically, it means that the target structure (indicated by &2) in the transformation (group &3) does not have any key fields assigned. This can occur in the context of data transfer processes, especially when working with data transformations in SAP BW (Business Warehouse).
    
    Cause: Missing Key Fields: The target structure in the transformation does not have any key fields defined. Key fields are essential for identifying unique records in the target data structure. Incorrect Mapping: The mapping between the source and target structures may not have been set up correctly, leading to the absence of key fields in the target. Transformation Configuration: The transformation might not have been fully configured, or there may be an oversight in the setup process.
    Solution: Check Transformation Settings: Go to the transformation in the SAP BW system. Verify the target structure

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