Message type: E = Error
Message class:  IUUC_REPAIR - Repair 
Message number: 020
Message text: Please provide RFC destination for CDC system
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The SAP error message IUUC_REPAIR020 typically indicates that there is an issue with the configuration of the Remote Function Call (RFC) destination for the Change Data Capture (CDC) system. This error often arises in the context of SAP Landscape Transformation (SLT) or SAP Data Services when trying to replicate data from one system to another.
Cause: The error message IUUC_REPAIR020 suggests that the system is unable to find or connect to the specified RFC destination for the CDC system. This can happen due to several reasons: Missing RFC Destination: The RFC destination for the CDC system has not been created or is not configured correctly. Incorrect Configuration: The existing RFC destination may have incorrect parameters, such as the wrong target system, user credentials, or connection type. Network Issues: There may be network connectivity issues preventing the source system from reaching the CDC system. Authorization Issues: The user credentials used in the RFC destination may not have
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