Fix TypeError from raise
diff --git a/xos/synchronizers/onos/steps/sync_onosapp.py b/xos/synchronizers/onos/steps/sync_onosapp.py
index add749d..666da21 100644
--- a/xos/synchronizers/onos/steps/sync_onosapp.py
+++ b/xos/synchronizers/onos/steps/sync_onosapp.py
@@ -87,7 +87,7 @@
def get_cluster_configuration(self, o):
instance = self.get_instance(o)
if not instance:
- raise "No instance for ONOS App"
+ raise Exception("No instance for ONOS App")
node_ips = [socket.gethostbyname(instance.node.name)]
ipPrefix = ".".join(node_ips[0].split(".")[:3]) + ".*"