How To Fix PPEAPO_CLASS005 - &1 &2 does not allow a reference to a class

SAP Error Message - Details

• Message type: E = Error

• Message class: PPEAPO_CLASS - Message Class for BAdI Class CL_PPEAPO_CLASS

• Message number: 005

• Message text: &1 &2 does not allow a reference to a class

What causes this issue?

You have tried to assign the iPPE object &v1& &v2& to a product class.
However, the settings in Customizing for the type &v1& do not permit
this.

System Response

The system does not permit you to assign the iPPE object to a product
class.

How to fix this error?

Do not enter a class/class type for iPPE objects that cannot be
assigned to a product class.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PPEAPO_CLASS005 - &1 &2 does not allow a reference to a class ?

  The SAP error message PPEAPO_CLASS005 typically indicates that there is an issue with the way a class is being referenced in the context of Advanced Planning and Optimization (APO) or similar SAP modules. This error usually arises when there is an attempt to reference a class that is not allowed or does not exist in the specified context.
  Cause:
  
  Invalid Class Reference: The class you are trying to reference may not be defined correctly or may not exist in the system.
  Authorization Issues: The user may not have the necessary authorizations to access the class.
  Configuration Errors: There may be configuration issues in the APO system that prevent the class from being recognized.
  Data Inconsistencies: There could be inconsistencies in the master data or planning data that lead to this error.
  
  Solution:
  
  Check Class Definition: Verify that the class you are trying to reference is correctly defined in the system. Ensure that it exists and is active.
  Review Authorizations: Ensure that the user has the necessary authorizations to access the class. You may need to check the user roles and permissions.
  Configuration Review: Review the configuration settings in the APO system to ensure that everything is set up correctly. This may involve checking the settings related to the planning area, planning object, or other relevant configurations.
  Data Consistency Check: Perform a consistency check on the master data and planning data to identify any discrepancies that may be causing the issue.
  Consult Documentation: Refer to SAP documentation or notes related to the specific version of the software you are using for any known issues or additional troubleshooting steps.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific notes related to the error message PPEAPO_CLASS005. SAP frequently updates its knowledge base with solutions to common issues.
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary) to check the class definitions or SE80 (Object Navigator) to explore the related objects.
  Support: If the issue persists, consider reaching out to SAP support for further assistance, providing them with the error message details and any relevant context.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution.