How To Fix WS165 - Internal error during determination of condition partners for doc. &1

WS165 - Overview

• Message type: E = Error

• Message class: WS - Supplier Billing Document

• Message number: 165

• Message text: Internal error during determination of condition partners for doc. &1

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

WS165 - Details

• The SAP error message:
  WS165 - Internal error during determination of condition partners for doc. &1
  
  Cause
  This error occurs during the determination of condition partners in the workflow or partner determination process for a particular document (e.g., sales order, delivery, billing document). The system encounters an internal inconsistency or missing configuration when trying to find the appropriate partners (such as agents, sales reps, or other business partners) linked to the document.
  Common causes include:
  
  Missing or incomplete partner determination procedure configuration.
  Inconsistent or missing partner functions in the document or master data.
  Custom code or user exits/BAdIs that interfere with partner determination.
  Incomplete or incorrect assignment of partner determination procedures to the document type or sales area.
  Data inconsistencies in the business partner master or related tables.
  
  
  Solution
  
  
  Check Partner Determination Procedure Configuration:
  
  Verify that the partner determination procedure assigned to the document type (e.g., sales order type) is correctly configured.
  Use transaction VOPA (Partner Determination Procedures) to check the procedures.
  Ensure that