How To Fix CNV_MBT_46305 - Select only one row for the check

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT_46 - PCL message class

• Message number: 305

• Message text: Select only one row for the check

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT_46305 - Select only one row for the check ?

  The SAP error message CNV_MBT_46305 ("Select only one row for the check") typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that the system expects the user to select a single row from a list or table, but multiple rows have been selected instead.
  Cause:
  
  Multiple Selections: The most common cause of this error is that the user has selected more than one row in a table or list where only a single selection is allowed.
  Data Integrity Issues: There may be underlying data integrity issues that lead to multiple entries being selected unintentionally.
  User Interface Design: The design of the user interface may not clearly indicate that only one selection is allowed, leading to confusion.
  
  Solution:
  
  Select a Single Row: Review the list or table where the error occurred and ensure that only one row is selected. Deselect any additional rows before proceeding.
  Check for Filters: If applicable, apply filters to narrow down the selection to a single row that meets the criteria for the operation you are trying to perform.
  Review Documentation: Consult the relevant SAP documentation or help resources for the specific transaction or migration process you are using to ensure you understand the selection requirements.
  User Training: If this error occurs frequently, consider providing training or guidance to users on how to properly make selections in the interface.
  
  Related Information:
  
  Transaction Codes: This error may occur in various transaction codes related to data migration, such as LTMC (Legacy Transfer Migration Cockpit).
  SAP Notes: Check for any relevant SAP Notes that may address this error or provide additional context or fixes.
  Community Forums: SAP Community and other forums can be valuable resources for finding similar issues faced by other users and their solutions.
  
  If the problem persists after following these steps, it may be beneficial to reach out to your SAP support team or consult with an SAP expert for further assistance.