How To Fix COIS036 - Specified class cannot be used

SAP Error Message - Details

• Message type: E = Error

• Message class: COIS - Messages for the Order Information System

• Message number: 036

• Message text: Specified class cannot be used

What causes this issue?

You have specified the class &V1& as the output class for the detail
list &V2& of the order information system. Class <(>&<)> cannot be used
because the interface IF_COIS_DISP_LIST has not been implemented in this
class.

System Response

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

How to fix this error?

Implement the interface IF_COIS_DISP_LIST within the class &V1& used or
choose a class from the input help.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message COIS036 - Specified class cannot be used ?

  The SAP error message COIS036 ("Specified class cannot be used") typically occurs in the context of the SAP Controlling (CO) module, particularly when dealing with cost object classes or when trying to assign a class to a cost object that is not valid for the operation being performed.
  Causes:
  
  Invalid Class Assignment: The class you are trying to use may not be valid for the specific transaction or operation you are performing.
  Configuration Issues: The class may not be properly configured in the system, or it may not be assigned to the relevant controlling area or company code.
  Authorization Issues: The user may not have the necessary authorizations to use the specified class.
  Data Inconsistencies: There may be inconsistencies in the master data or configuration settings related to the class.
  
  Solutions:
  
  
  Check Class Configuration:
  
  Go to the configuration settings for the class in question (transaction code OKEQ or similar).
  Ensure that the class is correctly defined and assigned to the relevant controlling area or company code.
  
  
  
  Verify Class Usage:
  
  Check the documentation or help files to ensure that the class you are trying to use is appropriate for the operation you are performing.
  If necessary, consult with your SAP functional consultant to confirm the correct class to use.
  
  
  
  Review Authorizations:
  
  Ensure that the user has the necessary authorizations to use the specified class. This can be checked in transaction SU53 or by consulting with your security team.
  
  
  
  Check Master Data:
  
  Review the master data associated with the cost object to ensure that it is correctly set up and does not contain any inconsistencies.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message. There may be patches or updates that resolve known issues.
  
  
  
  Testing:
  
  If changes are made to the configuration or master data, perform tests to ensure that the error no longer occurs.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OKEQ (for class configuration), CO01 (for creating production orders), and CO02 (for changing production orders).
  Documentation: Review SAP documentation related to the Controlling module and cost object classes for a better understanding of how they function.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to engage with SAP support or a qualified SAP consultant for further assistance.