fix exception while trying to throw DependencyFailed because peer_object has no pk
fix exception while trying to throw DependencyFailed because peer_object has no pk

zdw/xos,cboling/xos,opencord/xos,open-cloud/xos,opencord/xos,cboling/xos,open-cloud/xos,opencord/xos,cboling/xos,zdw/xos,zdw/xos,zdw/xos,cboling/xos,cboling/xos,open-cloud/xos