How To Fix MD_SUBSTN045 - Sets are not allowed


MD_SUBSTN045 - Overview

  • Message type: E = Error

  • Message class: MD_SUBSTN - Messages for Master Data Substitution

  • Message number: 045

  • Message text: Sets are not allowed

  • Show details Hide details
  • What causes this issue?

    Rules are maintained by SAP.
    For more information, refer to Product Assistance for Product
    Substitution.

    System Response

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

    How to fix this error?

    Procedure for System Administrators


    Error message extract from SAP system. Copyright SAP SE.


Smart SAP Assistant

  • What is the cause and solution for SAP error message MD_SUBSTN045 - Sets are not allowed ?
    The SAP error message MD_SUBSTN045: Sets are not allowed typically occurs in the context of Material Requirements Planning (MRP) or when working with planning scenarios that involve the use of sets in SAP. This error indicates that the system does not allow the use of sets in the specific context you are trying to use them.
    
    Cause: Incorrect Configuration: The system may be configured in a way that does not support the use of sets for the specific planning scenario you are working with. Data Issues: There may be issues with the data being processed, such as invalid entries or missing information that prevents the use of sets. Transaction Context: The transaction or function you are trying to execute may not support sets, leading to this error.
    Solution: Check Configuration: Review the configuration settings for the planning area or the specific transaction you are using. Ensure that sets are allowed in the context you are working

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