Message type: E = Error
Message class:  CNV_CMIS_A_20 - Message class for Cross-Client Customizing Comparison (SLO) 
Message number: 088
Message text: Mark rows whose severity needs to be changed
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The SAP error message CNV_CMIS_A_20088 typically relates to the SAP Conversion Management Information System (CMIS) and indicates that there are rows in a conversion process that require a change in severity. This error often arises during data migration or conversion activities, particularly when using tools like SAP S/4HANA Migration Cockpit or other data migration solutions.
Cause: The error message suggests that there are specific rows in the data that have been flagged for review or require a change in their severity level. This could be due to: Data Quality Issues: The data being migrated may have inconsistencies, missing values, or other quality issues that need to be addressed. Mapping Errors: There may be issues with how the data is mapped from the source system to the target system. Validation Failures: Certain rows may not meet the validation criteria set for the migration process, leading to a need for manual intervention.
Solution: To resolve the CNV_CMIS_A_20088 error, you
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