How To Fix CNACL_MSG_CL030 - Multiple Selections not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: CNACL_MSG_CL - Message class for ACL FOR PS

• Message number: 030

• Message text: Multiple Selections not allowed

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 CNACL_MSG_CL030 - Multiple Selections not allowed ?

  The SAP error message CNACL_MSG_CL030 ("Multiple Selections not allowed") typically occurs in the context of certain transactions or reports where the system expects a single selection or input but receives multiple entries instead. This can happen in various modules, including Controlling (CO) or Project System (PS), where specific fields or parameters are designed to accept only one value at a time.
  Cause:
  
  Multiple Selections: The user has attempted to select multiple entries in a field that only allows a single selection. This can happen in selection screens, reports, or when entering data in specific transactions.
  Incorrect Input: The input method used may not be compatible with the expected input format, leading to the system interpreting it as multiple selections.
  Configuration Issues: In some cases, the configuration of the transaction or report may not be set up to handle multiple selections, leading to this error.
  
  Solution:
  
  Check Input Fields: Review the fields where the error occurred and ensure that you are only selecting one entry. If you need to select multiple items, look for an alternative method or transaction that supports multiple selections.
  Use Single Selection: If you are using a selection screen, ensure that you are using the correct radio button or checkbox that allows for single selection.
  Review Documentation: Check the documentation or help text associated with the transaction or report to understand the expected input format.
  Consult with SAP Support: If the issue persists and you believe it should allow multiple selections, consider reaching out to your SAP support team or consulting SAP Notes for any known issues or patches related to this error.
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes depending on the context (e.g., CJ20N for Project Management, KOB1 for CO reports).
  SAP Notes: Search for relevant SAP Notes that may provide additional insights or solutions related to this error message.
  User Training: Ensure that users are trained on the specific transaction or report to avoid common pitfalls that lead to this error.
  
  By following these steps, you should be able to resolve the CNACL_MSG_CL030 error and proceed with your SAP tasks effectively.