I tried a similar url that should have gone to the same site. Same error. The Google AdWords campaign will push you to the site you pay for, regardless of whether or not its working.
Error Occurred While Processing Request
Error Diagnostic Information
An error occurred while attempting to establish a connection to the server.
The most likely cause of this problem is that the server is not currently running. Verify that the server is running and restart it if necessary.
Unix error number 2 occurred: No such file or directory
The lesson here:
#2) Get AdWords
#1) Make sure your site is ready to receive traffic.