Minecraft Forums

Hello,

I just recently started getting this error when I hit "Play" on the launcher. I've tried deleting the .minecraft folder as well as downloading a new minecraft.exe. I've also reinstalled java and rebooted my machine.

Any ideas?

Launching game
Looking for old natives to clean up...
Unpacking natives to C:\Users\senladar\AppData\Roaming\.minecraft\versions\1.6.2\1.6.2-natives-683964480987
Launching in C:\Users\senladar\AppData\Roaming\.minecraft
Running C:\Program Files\Java\jre7\bin\javaw.exe -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -Djava.library.path=C:\Users\senladar\AppData\Roaming\.minecraft\versions\1.6.2\1.6.2-natives-683964480987 -cp C:\Users\senladar\AppData\Roaming\.minecraft\libraries\net\sf\jopt-simple\jopt-simple\4.5\jopt-simple-4.5.jar;C:\Users\senladar\AppData\Roaming\.minecraft\libraries\com\paulscode\codecjorbis\20101023\codecjorbis-20101023.jar;C:\Users\senladar\AppData\Roaming\.minecraft\libraries\com\paulscode\codecwav\20101023\codecwav-20101023.jar;C:\Users\senladar\AppData\Roaming\.minecraft\libraries\com\paulscode\libraryjavasound\20101123\libraryjavasound-20101123.jar;C:\Users\senladar\AppData\Roaming\.minecraft\libraries\com\paulscode\librarylwjglopenal\20100824\librarylwjglopenal-20100824.jar;C:\Users\senladar\AppData\Roaming\.minecraft\libraries\com\paulscode\soundsystem\20120107\soundsystem-20120107.jar;C:\Users\senladar\AppData\Roaming\.minecraft\libraries\argo\argo\2.25_fixed\argo-2.25_fixed.jar;C:\Users\senladar\AppData\Roaming\.minecraft\libraries\org\bouncycastle\bcprov-jdk15on\1.47\bcprov-jdk15on-1.47.jar;C:\Users\senladar\AppData\Roaming\.minecraft\libraries\com\google\guava\guava\14.0\guava-14.0.jar;C:\Users\senladar\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-lang3\3.1\commons-lang3-3.1.jar;C:\Users\senladar\AppData\Roaming\.minecraft\libraries\commons-io\commons-io\2.4\commons-io-2.4.jar;C:\Users\senladar\AppData\Roaming\.minecraft\libraries\net\java\jinput\jinput\2.0.5\jinput-2.0.5.jar;C:\Users\senladar\AppData\Roaming\.minecraft\libraries\net\java\jutils\jutils\1.0.0\jutils-1.0.0.jar;C:\Users\senladar\AppData\Roaming\.minecraft\libraries\com\google\code\gson\gson\2.2.2\gson-2.2.2.jar;C:\Users\senladar\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl\2.9.0\lwjgl-2.9.0.jar;C:\Users\senladar\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl_util\2.9.0\lwjgl_util-2.9.0.jar;C:\Users\senladar\AppData\Roaming\.minecraft\versions\1.6.2\1.6.2.jar net.minecraft.client.main.Main --username Senladar --session token:e8b4fd33b5014875b65a41708ff4e3e3:723f21dc2088428b901531309a459a45 --version 1.6.2 --gameDir C:\Users\senladar\AppData\Roaming\.minecraft --assetsDir C:\Users\senladar\AppData\Roaming\.minecraft\assets
Client> Exception in thread "main" java.lang.SecurityException: class "azq"'s signer information does not match signer information of other classes in the same package
Client> at java.lang.ClassLoader.checkCerts(Unknown Source)
Client> at java.lang.ClassLoader.preDefineClass(Unknown Source)
Client> at java.lang.ClassLoader.defineClass(Unknown Source)
Client> at java.security.SecureClassLoader.defineClass(Unknown Source)
Client> at java.net.URLClassLoader.defineClass(Unknown Source)
Client> at java.net.URLClassLoader.access$100(Unknown Source)
Client> at java.net.URLClassLoader$1.run(Unknown Source)
Client> at java.net.URLClassLoader$1.run(Unknown Source)
Client> at java.security.AccessController.doPrivileged(Native Method)
Client> at java.net.URLClassLoader.findClass(Unknown Source)
Client> at java.lang.ClassLoader.loadClass(Unknown Source)
Client> at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
Client> at java.lang.ClassLoader.loadClass(Unknown Source)
Client> at java.lang.Class.getDeclaredMethods0(Native Method)
Client> at java.lang.Class.privateGetDeclaredMethods(Unknown Source)
Client> at java.lang.Class.getMethod0(Unknown Source)
Client> at java.lang.Class.getMethod(Unknown Source)
Client> at sun.launcher.LauncherHelper.getMainMethod(Unknown Source)
Client> at sun.launcher.LauncherHelper.checkAndLoadMain(Unknown Source)
Game ended with bad state (exit code 1)
Ignoring visibility rule and showing launcher due to a game crash
Deleting C:\Users\senladar\AppData\Roaming\.minecraft\versions\1.6.2\1.6.2-natives-683964480987