Only stop log parser if it's actually running

node-daemon/pvcd/DomainConsoleWatcherInstance.py

@@ -73,6 +73,7 @@ class DomainConsoleWatcherInstance(object):
 
     # Stop execution thread
     def stop(self):
+        if self.thread and self.thread.isAlive():
             self.logger.out('Stopping VM log parser', state='i', prefix='Domain {}:'.format(self.domuuid))
             self.thread_stopper.set()
             # Do one final flush