Message type: E = Error
Message class:  CNV_CMIS_M - Message class for CMIS Migration 
Message number: 010
Message text: This rulename already exists for the Package ID &
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The SAP error message CNV_CMIS_M010 indicates that there is a duplicate rule name for a specific Package ID in the context of a data migration or conversion process. This typically occurs in the SAP Conversion and Migration tools, such as the SAP S/4HANA Migration Cockpit or other data migration scenarios.
Cause: The error is caused by attempting to create or define a new rule with a name that already exists in the system for the specified Package ID. This can happen due to: Manual entry of rule names that are not unique. Importing or uploading rules that contain duplicates. Issues with the configuration or setup of the migration project.
Solution: To resolve this error, you can take the following steps: Check Existing Rules: Navigate to the relevant migration project or package in the SAP system. Review the existing rules to identify the rule name that is causing the conflict. Rename the Rule: If you are creating a new rule, choose a
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