Message type: E = Error
Message class:  CNV_MBT_CHECK - Check Framework 
Message number: 001
Message text: Profile class '&1' not found
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_MBT_CHECK001 with the description "Profile class '&1' not found" 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 the system is unable to find a specified profile class that is required for the operation you are trying to perform.
Cause: Missing Profile Class: The specified profile class does not exist in the system. This could be due to a misconfiguration or an incomplete setup. Incorrect Configuration: The profile class might have been incorrectly defined or not activated in the system. Transport Issues: If the profile class was recently transported from another system, it may not have been transported correctly or may not exist in the target system. Authorization Issues: The user executing the operation may not have the necessary authorizations to access the profile class.
Solution: Check Profile Class: Verify that the profile class specified in the
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
CNV_MBT_CHECK000 &1 &2 &3 &4
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_MBT_46495 Notification object for the PEB member not found.
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_MBT_CHECK002 Check class '&1' not found
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_MBT_CHECK003 &1
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.