I can't make a SMP server!

[Chedddar]

Launcher/pack Version:2.1.1

Operating System:Windows x32

Version of Java:Version 6 Update 31

Description of Problem:A load text in the server launcher, the server will not start.

Error Messages:

Link to pastebin of log: http://pastebin.com/RNkKxGUp

(this is my edited version of the server's launcher,

java -Xmx1G -Xms512M -jar Tekkit.jar nogui

pause

[freakachu]

check the stickies, there is a fix for this there.

[Chedddar]

Thank you!