How To Fix /SAPAPO/SOR404 - Error when changing

/SAPAPO/SOR404 - Overview

• Message type: E = Error

• Message class: /SAPAPO/SOR -

• Message number: 404

• Message text: Error when changing

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/SOR404 - Error when changing ?

  The SAP error message /SAPAPO/SOR404 typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue related to the data being processed, particularly when changing or updating certain objects in the system. This error can arise due to various reasons, including data inconsistencies, missing master data, or issues with the planning area.
  Causes of the Error
  
  
  Data Inconsistencies: The data being changed may not be consistent with the existing data in the system. This could be due to missing or incorrect master data.
  
  
  Missing Master Data: If the master data (like material, location, or resource) required for the operation is missing or not properly maintained, it can lead to this error.
  
  
  Planning Area Issues: The planning area may not be correctly set up or may have inconsistencies that prevent changes from being made.
  
  
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to make changes to the