How To Fix /SAPAPO/MAT109 - &1 not a valid category group

/SAPAPO/MAT109 - Overview

• Message type: E = Error

• Message class: /SAPAPO/MAT -

• Message number: 109

• Message text: &1 not a valid category group

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/MAT109 - &1 not a valid category group ?

  The SAP error message /SAPAPO/MAT109 &1 not a valid category group typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with the category group being referenced in a planning or master data context. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Invalid Category Group: The category group specified in the transaction or process does not exist in the system. This could be due to a typo, or the category group may not have been created or activated.
  Data Inconsistency: There may be inconsistencies in the master data or planning data that reference the category group.
  Authorization Issues: The user may not have the necessary authorizations to access the specified category group.
  
  Configuration Issues: The category group may not be properly configured in the system settings.
  
  
  Solution:
  
  
  Check Category Group:
  
  Verify that the category group specified in the error message exists in the system. You can do