How To Fix COM_PARTNER151 - Enter mandatory partner

COM_PARTNER151 - Overview

• Message type: E = Error

• Message class: COM_PARTNER - Partner Processing Messages

• Message number: 151

• Message text: Enter mandatory partner

What causes this issue?

The business transaction requires one or more mandatory partners to be
able to be correctly processed by the system.

How to fix this error?

Maintain the required mandatory partners.

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 COM_PARTNER151 - Enter mandatory partner ?

  The SAP error message COM_PARTNER151 indicates that a mandatory partner is missing in the context of a business transaction. This error typically arises in scenarios involving partner determination, such as when creating or processing sales orders, purchase orders, or other documents that require partner information (like customer, vendor, or other business partners).
  
  Cause:
  The error occurs when the system expects a mandatory partner (such as a sold-to party, ship-to party, payer, or other relevant partner roles) to be specified, but it is either missing or not correctly assigned in the document being processed. This can happen due to:
  
  Incomplete Master Data: The partner master data may not be fully maintained, leading to missing mandatory fields.
  
  Configuration Issues: The partner determination procedure may not be correctly set up in the system.
  Document Type Settings: The specific document type being used may not have the necessary partner roles defined.
  User Input Error: The user may have overlooked entering