Do early output when trying to add target relation with wrong rna_path. We can't do anything reliably in that case anyway, so hopefully it is a no-functional-change for artists, just avoids noisy error prints in the terminal.
Do early output when trying to add target relation with wrong rna_path. We can't do anything reliably in that case anyway, so hopefully it is a no-functional-change for artists, just avoids noisy error prints in the terminal.