Message type: E = Error
Message class:  CNV - Conversion: Messages for Conversion Services (CNCC) 
Message number: 617
Message text: Display was NOT updated (please press F8 or ENTER if required)
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.
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.
The SAP error message "CNV617 Display was NOT updated (please press F8 or ENTER if required)" typically occurs in the context of data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This message indicates that the display of the data or the results of a conversion process has not been refreshed or updated properly.
Cause: Data Processing Delay: The system may be processing data in the background, and the display has not yet been updated to reflect the latest status. User Interaction Required: The system may require user interaction to proceed, and the display will not update until the user takes action (e.g., pressing F8 or ENTER). Technical Issues: There could be technical issues such as a temporary glitch in the system, network issues, or problems with the underlying database.
Solution: Press F8 or ENTER: As suggested in the error message, pressing F8 or ENTER will often refresh the
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
CNV616 Job name for entry &1 &2 is empty or not valid
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV615 &1 could not be called
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV618 Currently no function is assigned to this field (see long text)
How to fix this error?  See menu option 'Monitor' -> 'Navigation aid' for the functions of individual fields which are activate...
CNV619 Display was refreshed
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
Click on this link to search all SAP messages.