How To Fix MM_PUR_SES079 - External Item Reference is a mandatory field.


MM_PUR_SES079 - Overview

  • Message type: E = Error

  • Message class: MM_PUR_SES -

  • Message number: 079

  • Message text: External Item Reference is a mandatory field.

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  • Self-Explanatory Message

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    To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

    Unfortunately, there isn't any extra information in this error notice.



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Smart SAP Assistant

  • What is the cause and solution for SAP error message MM_PUR_SES079 - External Item Reference is a mandatory field. ?
    The SAP error message MM_PUR_SES079, which states "External Item Reference is a mandatory field," typically occurs in the context of purchasing documents, such as purchase orders or purchase requisitions, when the system expects an external item reference to be provided but it is missing.
    
    Cause: The error is triggered when: You are trying to create or modify a purchasing document (like a purchase order or requisition) that requires an external item reference, but this field has not been filled in. The configuration of the purchasing document type or the item category mandates that the external item reference must be provided.
    Solution: To resolve this error, you can take the following steps: Check the Document Type Configuration: Go to the configuration settings for the purchasing document type in SAP (transaction code SPRO). Navigate to the relevant settings for purchasing documents and check if the external item reference is set as a mandatory field. Fill in the External Item Reference: When creating or

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