Message type: E = Error
Message class:  CNV_10940_MSG - Message Class for Report Variant Scan 
Message number: 563
Message text: You have selected &1 workprocess ; processing started in background
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 CNV_10940_MSG563 indicates that a specific work process has been selected for processing, and that the processing has already started in the background. This message is typically encountered during data migration or conversion processes, particularly when using SAP's Data Migration tools or during system upgrades.
Cause: Background Processing: The error suggests that the selected work process is already engaged in a background job. This can happen if the same work process is being accessed or modified by multiple users or processes simultaneously. Concurrency Issues: If multiple sessions or transactions are trying to access the same work process, it can lead to conflicts and this error message. Long-running Jobs: If a job is taking longer than expected, it may lead to confusion about the status of the work process.
Solution: Check Background Jobs: Use transaction code SM37 to check the status of background jobs. Look for any jobs that are currently running and see
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
CNV_10940_MSG562 Execution cancelled by the user
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_10940_MSG561 Activity cannot proceed as there are inconsistent variants.see long text
What causes this issue?  Activity can not proceed as there are inconsistent variants i,e few reports/variants are modified during the preparation phas...
CNV_10940_MSG564 No inconsistent entries found for exclusion
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_10940_MSG565 All inconsistent variants should be excluded. see long text
What causes this issue?  Activity should not be completd unless all inconsistent varaints are excluded from conversion.System Response  The system iss...
Click on this link to search all SAP messages.