How To Fix /SAPAPO/MC013X40003 - Object type '&2' is not assigned to class type '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/MC013X40 -

• Message number: 003

• Message text: Object type '&2' is not assigned to class type '&1'

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/MC013X40003 - Object type '&2' is not assigned to class type '&1' ?

  The SAP error message /SAPAPO/MC013X40003 Object type '&2' is not assigned to class type '&1' typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with the classification of objects in the system. This error indicates that the system is trying to access or manipulate an object of a certain type that is not properly assigned to the specified class type.
  Cause:
  
  Incorrect Object Type Assignment: The object type (e.g., a material, resource, or any other entity) is not correctly assigned to the class type in the classification system.
  Missing Configuration: The configuration for the class type or object type may be incomplete or missing.
  Data Inconsistency: There may be inconsistencies in the master data or configuration settings that lead to this error.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access or manipulate the object type.
  
  Solution:
  
  
  Check Object Type Assignment:
  
  Go to the transaction code CL02 (Change Class) or CL03 (Display Class) in SAP.
  Verify that the object type in question is correctly assigned to the class type. If not, you may need to assign it properly.
  
  
  
  Review Class Type Configuration:
  
  Ensure that the class type is configured correctly in the system. Check the characteristics and object types associated with the class.
  If necessary, create or modify the class type to include the required object type.
  
  
  
  Data Consistency Check:
  
  Run consistency checks on the master data to identify any discrepancies. You can use transaction codes like CLOI (Class Overview) to check for inconsistencies.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to access and manipulate the object type. Check the user roles and authorizations in transaction SU01.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific error message for additional guidance and troubleshooting steps.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. Provide them with the error message details and any relevant context.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CL02, CL03, CLOI, and SU01.
  SAP Notes: Search for SAP Notes related to this error message in the SAP Support Portal for any known issues or patches.
  Documentation: Review the SAP APO documentation for information on classification and object types.
  
  By following these steps, you should be able to identify and resolve the issue causing the error message.