How To Fix DMC_RT_MSG629 - File named &1 already assigned; specify a different file name

SAP Error Message - Details

• Message type: E = Error

• Message class: DMC_RT_MSG - DMC: Runtime Object Messages

• Message number: 629

• Message text: File named &1 already assigned; specify a different file name

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 DMC_RT_MSG629 - File named &1 already assigned; specify a different file name ?

  The SAP error message DMC_RT_MSG629 indicates that there is an attempt to assign a file name that has already been used or is currently in use within the Data Migration Cockpit (DMC) or related data migration processes. This typically occurs when you are trying to upload or import a file that has the same name as an existing file in the system.
  
  Cause:
  
  Duplicate File Name: The file you are trying to upload has the same name as another file that is already assigned in the system.
  File Already in Use: The file might be currently in use by another process or user, preventing it from being reassigned.
  Session or Transaction Issues: Sometimes, if a session is not properly closed or if there are lingering transactions, it can lead to this error.
  
  
  Solution:
  
  Rename the File: The simplest solution is to rename the file you are trying to upload to a unique name that does not