Isaac McLaughlin

I am having the same issue, it will only start on the snapshots. Here is my log:

Launcher 0.5 (Dev) (through bootstrap 2) started on windows...
System.getProperty('os.name') == 'Windows 8'
System.getProperty('os.version') == '6.2'
System.getProperty('os.arch') == 'amd64'
System.getProperty('java.version') == '1.7.0_11'
System.getProperty('java.vendor') == 'Oracle Corporation'
Delta time to compare resources: 523 ms
Download job 'Resources' skipped as there are no files to download
Job 'Resources' finished successfully
Trying to log in...
Logged in successfully
Getting syncinfo for selected version
Queueing library & version downloads
Download job 'Version & Libraries' started (8 threads, 1 files)
Finished downloading C:\Users\Me\AppData\Roaming\.minecraft\versions\1.5.1\1.5.1.jar for job 'Version & Libraries': Used own copy as it matched etag
Job 'Version & Libraries' finished successfully
Launching game
Launching!
Running: "C:\Program Files\Java\jre7\bin\java" -Xmx1G -Djava.library.path=C:\Users\Me\AppData\Roaming\.minecraft\versions\1.5.1\1.5.1-natives -cp C:\Users\Me\AppData\Roaming\.minecraft\libraries\net\minecraft\launchwrapper\1.0\launchwrapper-1.0.jar;C:\Users\Me\AppData\Roaming\.minecraft\libraries\net\sf\jopt-simple\jopt-simple\4.4\jopt-simple-4.4.jar;C:\Users\Me\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-all\4.1\asm-all-4.1.jar;C:\Users\Me\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl\2.9.0\lwjgl-2.9.0.jar;C:\Users\Me\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl_util\2.9.0\lwjgl_util-2.9.0.jar;C:\Users\Me\AppData\Roaming\.minecraft\libraries\net\java\jinput\jinput\2.0.5\jinput-2.0.5.jar;C:\Users\Me\AppData\Roaming\.minecraft\libraries\net\java\jutils\jutils\1.0.0\jutils-1.0.0.jar;C:\Users\Me\AppData\Roaming\.minecraft\versions\1.5.1\1.5.1.jar net.minecraft.launchwrapper.Launch McSaac -264750294825367632 --workDir C:\Users\Me\AppData\Roaming\.minecraft

YOU CAN CLOSE THIS LAUNCHER IF THE GAME STARTED OK ----

YOU CAN CLOSE THIS LAUNCHER IF THE GAME STARTED OK ----

YOU CAN CLOSE THIS LAUNCHER IF THE GAME STARTED OK ----

(We'll do this automatically later ;D) ----
Client> HELLO FROM WRAPPER
Client> Exception in thread "main" joptsimple.UnrecognizedOptionException: '2' is not a recognized option
Client> at joptsimple.OptionException.unrecognizedOption(OptionException.java:89)
Client> at joptsimple.OptionParser.validateOptionCharacters(OptionParser.java:538)
Client> at joptsimple.OptionParser.handleShortOptionCluster(OptionParser.java:463)
Client> at joptsimple.OptionParser.handleShortOptionToken(OptionParser.java:458)
Client> at joptsimple.OptionParserState$2.handleArgument(OptionParserState.java:56)
Client> at joptsimple.OptionParser.parse(OptionParser.java:385)
Client> at net.minecraft.launchwrapper.Launch.launch(Launch.java:31)
Client> at net.minecraft.launchwrapper.Launch.main(Launch.java:17)
Game ended with bad state (exit code 1)

I already tried downloading the newer launcher, but am still having the same issue.