lib/vnctools/server.rb in vnctools-0.0.7 vs lib/vnctools/server.rb in vnctools-0.0.8

@@ -33,9 +33,10 @@
       if display
         server(display, *launch_arguments)
       else
         output = server(*launch_arguments)
         @display = output[/desktop is #{host}(\S+)/, 1]
+        @display or raise Error, "could not find display in #{output.inspect}"
       end
     end
 
     def stop(force = false)
       server "-kill", display.to_s