---- Minecraft Crash Report -------- Minecraft Crash Report ----// Don't be sad, have a hug! <3
Time: 12/23/18 7:18 PMDescription: Rendering screen
java.lang.NoClassDefFoundError: net/minecraft/client/renderer/system/GlStateManager at com.mojang.realmsclient.RealmsMainScreen.drawRealmsLogo(RealmsMainScreen.java:880) at com.mojang.realmsclient.RealmsMainScreen.render(RealmsMainScreen.java:816) at csl.a(SourceFile:102) at dea.a(SourceFile:794) at cpk.d(SourceFile:910) at cpk.b(SourceFile:394) at net.minecraft.client.main.Main.main(SourceFile:154)Caused by: java.lang.ClassNotFoundException: net.minecraft.client.renderer.system.GlStateManager at java.net.URLClassLoader.findClass(URLClassLoader.java:381) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ... 7 more

A detailed walkthrough of the error, its code path and all known details is as follows:---------------------------------------------------------------------------------------
– Head --Thread: Client threadStacktrace: at com.mojang.realmsclient.RealmsMainScreen.drawRealmsLogo(RealmsMainScreen.java:880) at com.mojang.realmsclient.RealmsMainScreen.render(RealmsMainScreen.java:816) at csl.a(SourceFile:102)
– Screen render details --Details: Screen name: csl Mouse location: Scaled: (258, 172). Absolute: (1034.000000, 689.000000) Screen size: Scaled: (480, 270). Absolute: (1920, 1080). Scale factor of 4.000000Stacktrace: at dea.a(SourceFile:794) at cpk.d(SourceFile:910) at cpk.b(SourceFile:394) at net.minecraft.client.main.Main.main(SourceFile:154)
– System Details --Details: Minecraft Version: 18w50a Operating System: Windows 10 (amd64) version 10.0 Java Version: 1.8.0_51, Oracle Corporation Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation Memory: 1869688064 bytes (1783 MB) / 2147483648 bytes (2048 MB) up to 2147483648 bytes (2048 MB) JVM Flags: 9 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx2G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M Launched Version: 18w50a LWJGL: 3.1.6 build 14 OpenGL: GeForce GTX 960M/PCIe/SSE2 GL version 4.6.0 NVIDIA 417.01, NVIDIA Corporation GL Caps: Using GL 1.3 multitexturing.Using GL 1.3 texture combiners.Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.Shaders are available because OpenGL 2.1 is supported.VBOs are available because OpenGL 1.5 is supported.
Using VBOs: Yes Is Modded: Probably not. Jar signature remains and client brand is untouched. Type: Client (map_client.txt) Resource Packs:  Current Language: English (US) CPU: 8x Intel(R) Core(TM) i7-4720HQ CPU @ 2.60GHz