@@ -1266,8 +1266,10 @@ if is_service_enabled quantum; then

         Q_PLUGIN_CONF_FILENAME=ryu.ini

         Q_DB_NAME="ovs_quantum"

         Q_PLUGIN_CLASS="quantum.plugins.ryu.ryu_quantum_plugin.RyuQuantumPluginV2"

-    else

-        echo "Unknown Quantum plugin '$Q_PLUGIN'.. exiting"

+    fi

+

+    if [[ $Q_PLUGIN_CONF_PATH == '' || $Q_PLUGIN_CONF_FILENAME == '' || $Q_PLUGIN_CLASS == '' ]]; then

+        echo "Quantum plugin not set.. exiting"

         exit 1

     fi