When i downloaded the new client launcher everything went fine till the game started i got an error message. it said "Game ended with bad state (exit code 1)
Ignoring visibility rule and showing launcher due to a game crash
Deleting C:\Users\Griffin!\AppData\Roaming\.minecraft\versions\1.6.2\1.6.2-natives-762398579982611
Couldn't delete C:\Users\Griffin!\AppData\Roaming\.minecraft\versions\1.6.2\1.6.2-natives-762398579982611 - scheduling for deletion upon exit"
Having exclamation marks or other special characters in your Windows username can break Java, which in turn breaks Minecraft. The only way to fix this issue is to create a new Windows account without any special characters (only A-Z and 0-9).
Ignoring visibility rule and showing launcher due to a game crash
Deleting C:\Users\Griffin!\AppData\Roaming\.minecraft\versions\1.6.2\1.6.2-natives-762398579982611
Couldn't delete C:\Users\Griffin!\AppData\Roaming\.minecraft\versions\1.6.2\1.6.2-natives-762398579982611 - scheduling for deletion upon exit"
Stu