Message type: E = Error
Message class:  CNV_20400_CHECK - Messages for check functions (controlling area merge) 
Message number: 017
Message text: Object &1 has no company code connection
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The SAP error message CNV_20400_CHECK017 indicates that there is an issue with the company code connection for a specific object in the system. This error typically arises during data migration or conversion processes, particularly when using SAP's tools for data migration, such as the SAP S/4HANA Migration Cockpit or other conversion tools.
Cause: The error message CNV_20400_CHECK017 is triggered when the system cannot find a valid company code connection for the specified object (denoted as &1). This can happen due to several reasons: Missing Company Code Assignment: The object in question may not be assigned to any company code in the system. Incorrect Configuration: There may be a misconfiguration in the settings related to company codes and their associations with the relevant objects. Data Migration Issues: During data migration, if the mapping of objects to company codes is not correctly defined, this error can occur. Object Type: The object type may not support company code assignment,
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