lancher opens and says '' cheaking launcher version" for like 1 second then goes away

[luke22333]

Launcher Version: Launcher EXE (1.0.1.3)

Operating System: windows 7

Java Version: java 7 update 5 (64-bit)

Antivirus Program: i have a 64 bit computer and 64 bit java soo i dont know why its not working please help i need to play this it looks like alot of fun

Description of Problem:

i have a 64 bit computer and 64 bit java soo i dont know why its not working please help i need to play this it looks like alot of fun

Error Messages:

Error Log:

[luke22333]

i have norton for an antivirus i dont know why it said it 2 time

[luke22333]

and it pops up for a second and says " cheaking Launcher version"