How To Fix MG478 - Error while adjusting IDoc

MG478 - Overview

• Message type: E = Error

• Message class: MG - Batch input: material master

• Message number: 478

• Message text: Error while adjusting IDoc

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 MG478 - Error while adjusting IDoc ?

  The SAP error message MG478, which states "Error while adjusting IDoc," typically occurs during the processing of IDocs (Intermediate Documents) in the SAP system. This error can arise due to various reasons, and understanding the cause is essential for troubleshooting and resolving the issue.
  Causes of MG478 Error
  
  
  Data Inconsistencies: The data in the IDoc may not match the expected format or may contain invalid values, leading to processing errors.
  
  
  
  Configuration Issues: Incorrect configuration settings in the IDoc processing or in the related application modules can cause this error.
  
  
  Missing Master Data: If the IDoc references master data (like materials, vendors, etc.) that do not exist or are not properly maintained in the system, it can lead to this error.
  
  
  IDoc Status: The IDoc may be in an incorrect status that prevents it from being processed correctly.
  
  
  Application Errors: There may be issues in the application logic that processes the IDoc, such as coding errors or