I am not able to launch any application in Simulator/Device because of some server connection problem. Please see the below error which I have started getting from yesterday evening. Net connection is fine from our side.
Uploading myTest to preview server...
Upload failed - 28 Apr 2011 06:03 PM
Error Details: Unable to connect to host. Please verify your network settings and proxy configuration if required.
myTest cannot be launched in Simulator. Please check your network connection and preview again!