The error occurs because in the Account internal id mapping, not choose the reference type as ” Internal ID”.
To resolve this error;
Click the pencil icon of the ” Account Internal ID ” and choose the reference key type as ‘ Internal ID ‘.
Click Ok.

The error occurs because in the Account internal id mapping, not choose the reference type as ” Internal ID”.
To resolve this error;
Click the pencil icon of the ” Account Internal ID ” and choose the reference key type as ‘ Internal ID ‘.
Click Ok.
