How To Fix APPL_MM_IV_MODEL051 - Please choose "Purchase Order/Scheduling Agreement" as ref. category.

APPL_MM_IV_MODEL051 - Overview

• Message type: E = Error

• Message class: APPL_MM_IV_MODEL -

• Message number: 051

• Message text: Please choose "Purchase Order/Scheduling Agreement" as ref. category.

Self-Explanatory Message

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APPL_MM_IV_MODEL051 - Details

• The SAP error message APPL_MM_IV_MODEL051 indicates that the system requires you to select "Purchase Order" or "Scheduling Agreement" as the reference category when performing a certain action related to invoice verification or related processes in the Materials Management (MM) module.
  
  Cause:
  This error typically occurs when:
  
  You are trying to process an invoice or a related document without specifying a valid reference category.
  The system expects a specific type of reference (like a Purchase Order or Scheduling Agreement) to proceed with the transaction.
  The configuration or settings in the system may not allow for the current reference category you are trying to use.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Select the Correct Reference Category:
  
  When prompted, ensure that you select either "Purchase Order" or "Scheduling Agreement" as the reference category. This is usually done in the initial screen of the transaction where you are entering the invoice or related document.
  
  
  
  Check Configuration:
  
  If you are consistently