Game dos'nt work

[TomAraya]

I pressed the play button but the game had some kind of error, this message came up.

CouldNotLoadArgumentException[ Could not load file/URL specified: C:\Documents and Settings\Jacob\Local Settings\Temporary Internet Files\Content.IE5\EHG5SLYL\autohaven[1].jnlp]
at com.sun.javaws.Main.launchApp(Unknown Source)
at com.sun.javaws.Main.continueInSecureThread(Unknown Source)
at com.sun.javaws.Main$1.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)

anyone know whats going on?