How To Fix CE105 - Select a rule type

SAP Error Message - Details

• Message type: E = Error

• Message class: CE - CAPP messages

• Message number: 105

• Message text: Select a rule type

What causes this issue?

You have not specified what type of rule (for example, search or
conversion rule) you want to create for the characteristic.

How to fix this error?

Please select a rule type.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CE105 - Select a rule type ?

  The SAP error message CE105, which states "Select a rule type," typically occurs in the context of SAP Controlling (CO) when you are trying to create or modify a rule in the context of cost allocation or activity allocation. This error indicates that the system requires you to specify a rule type before proceeding.
  Cause:
  
  Missing Rule Type: The most common cause of this error is that the user has not selected a rule type in the relevant configuration or transaction screen.
  Configuration Issues: There may be issues with the configuration of the allocation or activity types in the system.
  User Authorization: The user may not have the necessary authorizations to access or modify the rule types.
  
  Solution:
  
  
  Select a Rule Type: 
  
  Navigate to the screen where the error occurs.
  Look for a dropdown or selection field labeled "Rule Type" or similar.
  Choose an appropriate rule type from the list provided.
  
  
  
  Check Configuration:
  
  Ensure that the rule types are properly configured in the system. This can be done by checking the relevant customizing settings in the SAP system (transaction codes like OKTZ for allocation types or OKB9 for activity types).
  If you are unsure about the correct configuration, consult with your SAP CO consultant or refer to the SAP documentation.
  
  
  
  User Authorization:
  
  Verify that you have the necessary authorizations to access and modify the rule types. If not, contact your system administrator to obtain the required permissions.
  
  
  
  Consult Documentation: 
  
  If the issue persists, refer to SAP Help documentation or community forums for additional insights and troubleshooting steps.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OKTZ (Maintain Allocation Types) and OKB9 (Maintain Activity Types) for managing rule types.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide specific fixes or updates.
  Training and Support: If you are new to SAP CO, consider undergoing training or seeking support from experienced colleagues or SAP consultants.
  
  By following these steps, you should be able to resolve the CE105 error and proceed with your task in SAP.