Launcher won't start on linux

[aus4000]

Launcher Version: 203

Operating System: ArchLinux x86_64

Java Version: 7u17 (Oracle's, not OpenJDK)

Antivirus Program: Antivirus? What's that?

Description of Problem:

The Technic Launcher graphic appears, the loading bar loads. Aaaand... nothing. Tried a few things to try getting it to work (like using Oracle's Java from the AUR instead of the OpenJDK version)

Error Messages:

None...

Error Log:

aus4000@aus4000Arch ~ % java -jar /usr/share/technic-launcher/technic-launcher.jar

Mar 14, 2013 7:35:20 PM org.spoutcraft.launcher.entrypoint.Start launch

INFO: Args: []

aus4000@aus4000Arch ~ %