How To Fix CE106 - Select only one rule type

SAP Error Message - Details

• Message type: E = Error

• Message class: CE - CAPP messages

• Message number: 106

• Message text: Select only one rule type

What causes this issue?

You can only create one rule per characteristic.

How to fix this error?

Please select only one rule type.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CE106 - Select only one rule type ?

  The SAP error message CE106, which states "Select only one rule type," typically occurs in the context of SAP Controlling (CO) when you are trying to configure or execute a process that involves multiple rule types, but the system expects only one to be selected at a time.
  Cause:
  The error is usually triggered when:
  
  You have selected multiple rule types in a configuration or transaction where only one is allowed.
  There may be a misunderstanding of the process requirements, leading to the selection of incompatible options.
  The configuration settings or the transaction you are using may not support multiple rule types.
  
  Solution:
  To resolve the CE106 error, you can follow these steps:
  
  
  Review Your Selections: Go back to the screen where the error occurred and check the selections you made. Ensure that you have selected only one rule type as required by the system.
  
  
  Understand the Context: Familiarize yourself with the specific transaction or configuration you are working on. Consult the relevant SAP documentation or help files to understand the limitations regarding rule types.
  
  
  Adjust Configuration: If you are in a configuration screen, adjust your settings to select only one rule type. This may involve deselecting other options or changing your approach to the configuration.
  
  
  Consult with Colleagues or SAP Support: If you are unsure about which rule type to select or how to proceed, consider discussing it with colleagues who have experience with the specific SAP module or reaching out to SAP support for guidance.
  
  
  Related Information:
  
  SAP Documentation: Check the official SAP Help Portal for detailed documentation on the specific module you are working with (e.g., SAP CO).
  Transaction Codes: Familiarize yourself with the transaction codes related to the configuration you are working on, as they may provide additional context or options.
  SAP Community: Engage with the SAP Community forums where you can ask questions and share experiences with other SAP users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the CE106 error and proceed with your SAP tasks effectively.