---- Minecraft Crash Report ---- // I bet Cylons wouldn't have this problem. Time: 1/23/15 7:54 AM Description: Ticking screen java.lang.UnsupportedOperationException: Unexpected change in protocol to null at bjr.a(SourceFile:126) at ej.a(SourceFile:167) at bjq.a(SourceFile:245) at bfz.e(SourceFile:108) at bao.p(SourceFile:1343) at bao.ak(SourceFile:774) at bao.f(SourceFile:728) at net.minecraft.client.main.Main.main(SourceFile:148) A detailed walkthrough of the error, its code path and all known details is as follows: --------------------------------------------------------------------------------------- -- Head -- Stacktrace: at bjr.a(SourceFile:126) at ej.a(SourceFile:167) at bjq.a(SourceFile:245) at bfz.e(SourceFile:108) -- Affected screen -- Details: Screen name: bfz Stacktrace: at bao.p(SourceFile:1343) at bao.ak(SourceFile:774) at bao.f(SourceFile:728) at net.minecraft.client.main.Main.main(SourceFile:148) -- System Details -- Details: Minecraft Version: 1.7.10 Operating System: Mac OS X (x86_64) version 10.10.1 Java Version: 1.6.0_65, Apple Inc. Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Apple Inc. Memory: 341590472 bytes (325 MB) / 794177536 bytes (757 MB) up to 1060372480 bytes (1011 MB) JVM Flags: 5 total; -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used IntCache: cache: 0, tcache: 0, allocated: 13, tallocated: 95 Launched Version: 1.7.10 LWJGL: 2.9.1 OpenGL: Intel HD Graphics 5000 OpenGL Engine GL version 2.1 INTEL-10.0.86, Intel Inc. GL Caps: Using GL 1.3 multitexturing. Using framebuffer objects because ARB_framebuffer_object is supported and separate blending is supported. Anisotropic filtering is supported and maximum anisotropy is 16. Shaders are available because OpenGL 2.1 is supported. Is Modded: Probably not. Jar signature remains and client brand is untouched. Type: Client (map_client.txt) Resource Packs: [] Current Language: English (US) Profiler Position: N/A (disabled) Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used Anisotropic Filtering: Off (1)