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Hello everyone, I want to render the Inventory Player to the main Menu but it makes problems. Description: Initializing game java.lang.NullPointerException: Initializing game at net.minecraft.client.gui.inventory.GuiInventory.drawEntityOnScreen(GuiInventory.java:103) at net.minecraft.client.gui.GuiMainMenu.initGui(GuiMainMenu.java:213) at net.minecraft.client.gui.GuiScreen.setWorldAndResolution(GuiScreen.java:556) at net.minecraft.client.Minecraft.displayGuiScreen(Minecraft.java:1011) at net.minecraft.client.Minecraft.startGame(Minecraft.java:575) at net.minecraft.client.Minecraft.run(Minecraft.java:402) at net.minecraft.client.main.Main.main(Main.java:114) at Start.main(Start.java:11) A detailed walkthrough of the error, its code path and all known details is as follows: --------------------------------------------------------------------------------------- -- Head -- Stacktrace: at net.minecraft.client.gui.inventory.GuiInventory.drawEntityOnScreen(GuiInventory.java:103) at net.minecraft.client.gui.GuiMainMenu.initGui(GuiMainMenu.java:213) at net.minecraft.client.gui.GuiScreen.setWorldAndResolution(GuiScreen.java:556) at net.minecraft.client.Minecraft.displayGuiScreen(Minecraft.java:1011) at net.minecraft.client.Minecraft.startGame(Minecraft.java:575) -- Initialization -- Details: Stacktrace: at net.minecraft.client.Minecraft.run(Minecraft.java:402) at net.minecraft.client.main.Main.main(Main.java:114) at Start.main(Start.java:11) -- System Details -- Details: Minecraft Version: 1.8 Operating System: Mac OS X (x86_64) version 10.12.1 Java Version: 1.8.0_91, Oracle Corporation Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation Memory: 870970032 bytes (830 MB) / 1038876672 bytes (990 MB) up to 1038876672 bytes (990 MB) JVM Flags: 3 total; -Xincgc -Xmx1024M -Xms1024M IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0 Launched Version: mcp LWJGL: 2.9.1 OpenGL: Intel(R) Iris(TM) Graphics 6100 GL version 2.1 INTEL-10.20.23, Intel Inc. GL Caps: Using GL 1.3 multitexturing. Using GL 1.3 texture combiners. Using framebuffer objects because ARB_framebuffer_object 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: No Is Modded: Definitely; Client brand changed to 'Cose' Type: Client (map_client.txt) Resource Packs: [] Current Language: English (US) Profiler Position: N/A (disabled) #@!@# Game crashed! Crash report saved to: #@!@# /Users/nevinpeters/Documents/Cose/jars/./crash-reports/crash-2017-02-05_14.09.16-client.txt AL lib: (EE) alc_cleanup: 1 device not closed It makes Problems here: public static void drawEntityOnScreen(int x, int y, int scale, float mouseX, float mouseY, EntityLivingBase entity) { GlStateManager.enableColorMaterial(); GlStateManager.pushMatrix(); GlStateManager.translate((float)x, (float)y, 50.0F); GlStateManager.scale((float)(-scale), (float)scale, (float)scale); GlStateManager.rotate(180.0F, 0.0F, 0.0F, 1.0F); //here float var6 = entity.renderYawOffset; float var7 = entity.rotationYaw; float var8 = entity.rotationPitch; float var9 = entity.prevRotationYawHead; float var10 = entity.rotationYawHead; GlStateManager.rotate(135.0F, 0.0F, 1.0F, 0.0F); RenderHelper.enableStandardItemLighting(); GlStateManager.rotate(-135.0F, 0.0F, 1.0F, 0.0F); GlStateManager.rotate(-((float)Math.atan((double)(mouseY / 40.0F))) * 20.0F, 1.0F, 0.0F, 0.0F); entity.renderYawOffset = (float)Math.atan((double)(mouseX / 40.0F)) * 20.0F; entity.rotationYaw = (float)Math.atan((double)(mouseX / 40.0F)) * 40.0F; entity.rotationPitch = -((float)Math.atan((double)(mouseY / 40.0F))) * 20.0F; entity.rotationYawHead = entity.rotationYaw; entity.prevRotationYawHead = entity.rotationYaw; GlStateManager.translate(0.0F, 0.0F, 0.0F); RenderManager var11 = Minecraft.getMinecraft().getRenderManager(); var11.func_178631_a(180.0F); var11.func_178633_a(false); var11.renderEntityWithPosYaw(entity, 0.0D, 0.0D, 0.0D, 0.0F, 1.0F); var11.func_178633_a(true); entity.renderYawOffset = var6; entity.rotationYaw = var7; entity.rotationPitch = var8; entity.prevRotationYawHead = var9; entity.rotationYawHead = var10; GlStateManager.popMatrix(); RenderHelper.disableStandardItemLighting(); GlStateManager.disableRescaleNormal(); GlStateManager.setActiveTexture(OpenGlHelper.lightmapTexUnit); GlStateManager.func_179090_x(); GlStateManager.setActiveTexture(OpenGlHelper.defaultTexUnit); }