How To Fix CNV_12000055 - Changes for the selected row will not be saved

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_12000 - Messages for shorttext and description conversion

• Message number: 055

• Message text: Changes for the selected row will not be saved

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_12000055 - Changes for the selected row will not be saved ?

  The SAP error message CNV_12000055 ("Changes for the selected row will not be saved") typically occurs in the context of data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that the system has detected an issue preventing the changes made to a specific row from being saved.
  Causes:
  
  
  Validation Errors: The data entered may not meet the validation rules defined in the system. This could be due to incorrect data formats, missing mandatory fields, or values that do not comply with business rules.
  
  
  Locked Records: The record you are trying to modify may be locked by another user or process, preventing any changes from being saved.
  
  
  Technical Issues: There may be underlying technical issues, such as database constraints or issues with the migration tool itself.
  
  
  Authorization Issues: The user may not have the necessary authorizations to make changes to the selected row.
  
  
  Inconsistent Data: The data being migrated may be inconsistent or incomplete, leading to errors during the save process.
  
  
  Solutions:
  
  
  Check Data Validity: Review the data in the selected row for any validation errors. Ensure that all mandatory fields are filled out correctly and that the data adheres to the required formats.
  
  
  Unlock Records: If the record is locked, check with your system administrator or the user who has locked the record to unlock it.
  
  
  Review Logs: Check the application logs or error logs for more detailed information about the error. This can provide insights into what specifically is causing the issue.
  
  
  Authorization Check: Ensure that the user has the necessary authorizations to perform the changes. If not, request the appropriate permissions from your SAP security team.
  
  
  Data Consistency: Ensure that the data being migrated is consistent and complete. You may need to clean or transform the data before attempting to save it again.
  
  
  Retry the Operation: After addressing the above issues, try to save the changes again.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the documentation for the migration tool you are using to understand any specific requirements or limitations.
  Community Forums: Consider searching or posting in SAP community forums for additional insights from other users who may have encountered the same issue.
  
  If the problem persists after trying the above solutions, it may be necessary to engage SAP support for further assistance.