How To Fix /SAPAPO/CTM1717 - Category &1 is a predefined default category and cannot be used

/SAPAPO/CTM1717 - Overview

• Message type: E = Error

• Message class: /SAPAPO/CTM1 -

• Message number: 717

• Message text: Category &1 is a predefined default category and cannot be used

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/CTM1717 - Category &1 is a predefined default category and cannot be used ?

  The SAP error message /SAPAPO/CTM1717 indicates that you are trying to use a predefined default category in the SAP Advanced Planning and Optimization (APO) system, which is not allowed. This error typically occurs in the context of the SAP APO's Capacity Planning or Production Planning functionalities, particularly when dealing with categories for planning objects.
  
  Cause:
  The error is triggered when:
  
  You attempt to assign a predefined default category (like "Production," "Purchase," etc.) to a planning object or a resource in a way that is not permitted.
  The category you are trying to use is reserved by the system for specific functions and cannot be modified or used for other purposes.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Category: Verify the category you are trying to use. Ensure that it is not one of the predefined default categories that are restricted by the system.
  
  
  Use a Custom Category: Instead of using the predefined