Launcher dosent open mods

[wattsonn]

Launcher Version: latest

Operating System: 64 bit mac OSX

Java Version: latest (i think)

Antivirus Program:

Description of Problem:

When i try to open tekkit, or any other mod, a white screen appears that says "main" at the top corner, then after about a second, the whole thing just auto-quits. I tried redownloading the technic launcher, but it still doesn't work. Am i doing anything wrong?

Error Messages:

none

Error Log:

1_0

[wattsonn]

Why did it just dupe? (im not trying to spam)

[Torezu]

You need to post a launcher log. If you don't have one, I'm guessing you have a Java prioritization problem, which is only mentioned about 5 times a day here.