Message type: E = Error
Message class:  CNV_CMIS_A_20_FUNC - Message texts for CNV_CMIS_A_20 function modules 
Message number: 104
Message text: Destination ID is initial; see long text
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
The status of <LS>General Settings </>is not set to green.
Define the RFC destinations of the sender and receiver systems as
follows:
Choose <LS>General Settings</>.
Choose <LS>Execute</>.
The <LS>RFC Management</> screen appears.
Choose <LS>Maintenance Area</>.
On the <LS>Definition </>tab page, enter the destination and login
details for all systems in the CMIS Analysis system landscape.
Choose <LS>Apply</>.
On the <LS>Synchronization </>tab page, choose <LS>Synchronize</>.
The system synchronizes the connections in the system landscape.
Choose the current activity to restart execution.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNV_CMIS_A_20_FUNC104 with the description "Destination ID is initial; see long text" typically occurs in the context of data migration or conversion processes, particularly when using the SAP Conversion Management Information System (CMIS). This error indicates that a required destination ID has not been specified or is missing.
Cause: Missing Destination ID: The most common cause of this error is that the destination ID, which is necessary for the data transfer or conversion process, has not been defined or is left blank.
Configuration Issues: There may be issues in the configuration settings related to the data migration or conversion process. Incorrect Setup: The setup for the migration project may not have been completed correctly, leading to missing parameters.
Solution: Check Configuration: Review the configuration settings for the migration project. Ensure that all required fields, including the destination ID, are filled in correctly. Define Destination ID: If the destination ID is indeed missing, you need
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