Message type: E = Error
Message class:  CNV_CDOP_CA - CDOP Clearing Analysis 
Message number: 102
Message text: No domains found in the customer namespace
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The SAP error message CNV_CDOP_CA102: No domains found in the customer namespace typically occurs during the data conversion process, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that the system is unable to find any domains defined in the customer namespace, which is necessary for the data conversion process.
Cause: Missing Domains: The primary cause of this error is that there are no domains defined in the customer namespace (usually starting with a specific prefix like Z or Y). Incorrect Namespace Configuration: The customer namespace may not be properly configured or may not be recognized by the system. Transport Issues: If the domains were recently created or transported, there may be issues with the transport not being properly imported into the target system. Authorization Issues: Lack of proper authorizations to view or access the domains in the customer namespace.
Solution: Check for Existing Domains: Go to transaction code SE11 (Data
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