How To Fix /SAPAPO/OM_ERROR123 - Invalid or incorrect category when creating a stock

/SAPAPO/OM_ERROR123 - Overview

• Message type: E = Error

• Message class: /SAPAPO/OM_ERROR -

• Message number: 123

• Message text: Invalid or incorrect category when creating a stock

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/OM_ERROR123 - Invalid or incorrect category when creating a stock ?

  The SAP error message /SAPAPO/OM_ERROR123 indicating "Invalid or incorrect category" typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with the category of stock being created or processed. This error can arise due to several reasons, and understanding the cause is crucial for finding a solution.
  Causes:
  
  Incorrect Category Assignment: The stock category being used may not be defined correctly in the system or may not exist in the configuration.
  Master Data Issues: The material master data or the relevant planning object may not have the correct category assigned.
  Configuration Errors: There may be issues in the configuration settings related to stock categories in the APO system.
  Authorization Issues: The user may not have the necessary authorizations to create or modify the stock in the specified category.
  Data Consistency Issues: There may be inconsistencies in the data that prevent the system from recognizing the category.
  
  Solutions:
  
  
  Check Category Configuration:
  
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