Message type: E = Error
Message class:  CNV_CMIS_M_10 - Message class for Migration 
Message number: 086
Message text: &1 records are deleted from table &2.
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_CMIS_M_10086 typically indicates that a certain number of records have been deleted from a specified table during a data migration or conversion process. This message is part of the SAP Conversion Management Information System (CMIS) and is often encountered during data migration projects, especially when using tools like SAP S/4HANA Migration Cockpit or SAP Data Services.
Cause: Data Validation Issues: The records may have been deleted due to validation checks that failed during the migration process. This can happen if the data does not meet the required format or business rules. Duplicate Records: If the migration process identifies duplicate records that violate unique constraints, it may delete these records to maintain data integrity. Incompatible Data: Records that do not conform to the target system's data model or structure may be removed. Manual Deletion: Records may have been manually deleted by users or during a pre-migration cleanup process.
Solution: Review Migration Logs: Check the
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
CNV_CMIS_M_10085 User &1 is used in the RFC destination for receiver system :
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_CMIS_M_10084 Objects already exist.
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_CMIS_M_10087 Tables to be processed are empty. Archive conversion is not necessary.
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_CMIS_M_10088 Activity 'Check Participating Systems' ended with errors.
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.