Message type: E = Error
Message class:  CNVMBT - Messages for MBT/API/PCL 
Message number: 312
Message text: Enter the description
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.
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The SAP error message CNVMBT312, which states "Enter the description," typically occurs in the context of data migration or conversion processes, particularly when using the SAP Migration Cockpit or similar tools. This error indicates that a required field for a description has not been filled out, which is necessary for the process to proceed.
Cause: Missing Description: The most common cause of this error is that a mandatory field for a description has not been filled in. This could be in a data mapping or transformation step where a description is required for an object or record.
Configuration Issues: There may be issues with the configuration of the migration project or the specific migration object being used. User Input Error: The user may have overlooked entering a description in the relevant field.
Solution: Check Required Fields: Review the migration or conversion screen where the error occurred and ensure that all required fields, especially the description field,
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