I couldn't even enter Minecraft at all for an unexplained reason.
Environment
Minecraft Version: 13w22a
Operating System: Windows 8 (x86) version 6.2
Java Version: 1.7.0_21, Oracle Corporation
Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
Memory: 28409904 bytes (27 MB) / 66363392 bytes (63 MB) up to 1037959168 bytes (989 MB)
JVM Flags: 1 total; -Xmx1G
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Suspicious classes: No suspicious classes found.
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
LWJGL: 2.9.0
OpenGL: ~ERROR~ RuntimeException: No OpenGL context found in the current thread.
Is Modded: Probably not. Jar signature remains and client brand is untouched.
Type: Client (map_client.txt)
Texture Pack: Default
Profiler Position: N/A (disabled)
Vec3 Pool Size: ~ERROR~ NullPointerException: null
Duplicate of MC-15564, please use the search function to see if your bug has already been submitted. Currently over 56% of tickets are being closed as duplicate.