How To Fix WP774 - Receipt & in IDoc & contains an existing customer number &

WP774 - Overview

• Message type: E = Error

• Message class: WP - Messages from POS interface

• Message number: 774

• Message text: Receipt & in IDoc & contains an existing customer number &

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message WP774 - Receipt & in IDoc & contains an existing customer number & ?

  Certainly! Here's a detailed explanation regarding the SAP error message:
  
  SAP Error Message:
  WP774 Receipt & in IDoc & contains an existing customer number &
  
  Meaning / 
  Cause:
  This error occurs during the processing of an IDoc (Intermediate Document) related to customer master data or sales documents, where the IDoc contains a customer number that already exists in the SAP system. Specifically:
  
  The IDoc is trying to create or reference a customer number that is already present in the system.
  This situation typically arises during customer master data replication or sales order processing via IDocs.
  The system detects a conflict because the customer number in the IDoc is not unique or is already assigned to another customer.
  
  
  When does it occur?
  
  During inbound IDoc processing for customer master data (e.g., message type DEBMAS).
  During sales document creation or update via IDocs (e.g., message type ORDERS).
  When the IDoc tries to create a new customer but the customer number already exists.
  When the