When i try to open the 1.5 Version of Minecraft it give me an error. Yes I am using the New launcher (0.6 (Dev)) and it gives me this

Getting syncinfo for selected version
Queueing library & version downloads
Download job 'Version & Libraries' started (8 threads, 10 files)
Finished downloading /home/richie/.minecraft/libraries/org/ow2/asm/asm-all/4.1/asm-all-4.1.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /home/richie/.minecraft/libraries/net/sf/jopt-simple/jopt-simple/4.4/jopt-simple-4.4.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /home/richie/.minecraft/libraries/net/java/jinput/jinput-platform/2.0.5/jinput-platform-2.0.5-natives-linux.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /home/richie/.minecraft/libraries/net/minecraft/launchwrapper/1.0/launchwrapper-1.0.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /home/richie/.minecraft/libraries/org/lwjgl/lwjgl/lwjgl-platform/2.9.0/lwjgl-platform-2.9.0-natives-linux.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /home/richie/.minecraft/libraries/net/java/jutils/jutils/1.0.0/jutils-1.0.0.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /home/richie/.minecraft/libraries/org/lwjgl/lwjgl/lwjgl/2.9.0/lwjgl-2.9.0.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /home/richie/.minecraft/libraries/net/java/jinput/jinput/2.0.5/jinput-2.0.5.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /home/richie/.minecraft/libraries/org/lwjgl/lwjgl/lwjgl_util/2.9.0/lwjgl_util-2.9.0.jar for job 'Version & Libraries': Used own copy as it matched etag
Finished downloading /home/richie/.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: /usr/lib/jvm/java-7-openjdk-i386/jre/bin/java -Xmx1G -Djava.library.path=/home/richie/.minecraft/versions/1.5.1/1.5.1-natives -cp /home/richie/.minecraft/libraries/net/minecraft/launchwrapper/1.0/launchwrapper-1.0.jar:/home/richie/.minecraft/libraries/net/sf/jopt-simple/jopt-simple/4.4/jopt-simple-4.4.jar:/home/richie/.minecraft/libraries/org/ow2/asm/asm-all/4.1/asm-all-4.1.jar:/home/richie/.minecraft/libraries/org/lwjgl/lwjgl/lwjgl/2.9.0/lwjgl-2.9.0.jar:/home/richie/.minecraft/libraries/org/lwjgl/lwjgl/lwjgl_util/2.9.0/lwjgl_util-2.9.0.jar:/home/richie/.minecraft/libraries/net/java/jinput/jinput/2.0.5/jinput-2.0.5.jar:/home/richie/.minecraft/libraries/net/java/jutils/jutils/1.0.0/jutils-1.0.0.jar:/home/richie/.minecraft/versions/1.5.1/1.5.1.jar net.minecraft.launchwrapper.Launch DaDomoDude -8152056464417336539 --workDir /home/richie/.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: '8' 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)