По моему есть только 2 варианта ошибки. По крайней мере только я только их заметил.
Надеюсь на помощь.

java.lang.NullPointerException
at net.minecraft.K.ce.?(Unknown Source)
at net.minecraft.K.ce.A(Unknown Source)
at net.minecraft.M.hpc.?(Unknown Source)
at net.minecraft.M.xq.N(Unknown Source)
at net.minecraft.client.Minecraft.A(Unknown Source)
at net.minecraft.K.ce.B(Unknown Source)
at net.minecraft.U.mo.A(Unknown Source)
at net.minecraft.G.gy.A(Unknown Source)
at net.minecraft.U.ro.A(Unknown Source)
at net.minecraft.U.mo.B(Unknown Source)
at net.minecraft.N.cb.?(Unknown Source)
at net.minecraft.client.Minecraft.S(Unknown Source)
at net.minecraft.client.Minecraft.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
java.lang.NullPointerException
at java.util.Hashtable.hash(Unknown Source)
at java.util.Hashtable.get(Unknown Source)
at java.util.Properties.getProperty(Unknown Source)
at java.util.Properties.getProperty(Unknown Source)
at net.minecraft.C.ogb.D(Unknown Source)
at net.minecraft.M.hrl.‹init›(Unknown Source)
at net.minecraft.client.Minecraft.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Animation thread stop.
Stopping!
Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException: component argument pData
at sun.java2d.windows.GDIWindowSurfaceData.initOps(Native Method)
at sun.java2d.windows.GDIWindowSurfaceData.‹init›(Unknown Source)
at sun.java2d.windows.GDIWindowSurfaceData.createData(Unknown Source)
at sun.java2d.d3d.D3DScreenUpdateManager.getGdiSurface(Unknown Source)
at sun.java2d.d3d.D3DScreenUpdateManager.createGraphics(Unknown Source)
at sun.awt.windows.WComponentPeer.getGraphics(Unknown Source)
at java.awt.Component.getGraphics(Unknown Source)
at sun.awt.RepaintArea.paint(Unknown Source)
at sun.awt.windows.WComponentPeer.handleEvent(Unknown Source)
at java.awt.Component.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
at java.awt.EventQueue.access$200(Unknown Source)
at java.awt.EventQueue$3.run(Unknown Source)
at java.awt.EventQueue$3.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
at java.awt.EventQueue$4.run(Unknown Source)
at java.awt.EventQueue$4.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)
STOP
at net.minecraft.K.ce.?(Unknown Source)
at net.minecraft.K.ce.A(Unknown Source)
at net.minecraft.M.hpc.?(Unknown Source)
at net.minecraft.M.xq.N(Unknown Source)
at net.minecraft.client.Minecraft.A(Unknown Source)
at net.minecraft.K.ce.B(Unknown Source)
at net.minecraft.U.mo.A(Unknown Source)
at net.minecraft.G.gy.A(Unknown Source)
at net.minecraft.U.ro.A(Unknown Source)
at net.minecraft.U.mo.B(Unknown Source)
at net.minecraft.N.cb.?(Unknown Source)
at net.minecraft.client.Minecraft.S(Unknown Source)
at net.minecraft.client.Minecraft.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
java.lang.NullPointerException
at java.util.Hashtable.hash(Unknown Source)
at java.util.Hashtable.get(Unknown Source)
at java.util.Properties.getProperty(Unknown Source)
at java.util.Properties.getProperty(Unknown Source)
at net.minecraft.C.ogb.D(Unknown Source)
at net.minecraft.M.hrl.‹init›(Unknown Source)
at net.minecraft.client.Minecraft.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Animation thread stop.
Stopping!
Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException: component argument pData
at sun.java2d.windows.GDIWindowSurfaceData.initOps(Native Method)
at sun.java2d.windows.GDIWindowSurfaceData.‹init›(Unknown Source)
at sun.java2d.windows.GDIWindowSurfaceData.createData(Unknown Source)
at sun.java2d.d3d.D3DScreenUpdateManager.getGdiSurface(Unknown Source)
at sun.java2d.d3d.D3DScreenUpdateManager.createGraphics(Unknown Source)
at sun.awt.windows.WComponentPeer.getGraphics(Unknown Source)
at java.awt.Component.getGraphics(Unknown Source)
at sun.awt.RepaintArea.paint(Unknown Source)
at sun.awt.windows.WComponentPeer.handleEvent(Unknown Source)
at java.awt.Component.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
at java.awt.EventQueue.access$200(Unknown Source)
at java.awt.EventQueue$3.run(Unknown Source)
at java.awt.EventQueue$3.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
at java.awt.EventQueue$4.run(Unknown Source)
at java.awt.EventQueue$4.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)
STOP

[INFO]: Items info: 936
java.lang.NullPointerException
at net.minecraft.K.ce.?(Unknown Source)
at net.minecraft.K.ce.A(Unknown Source)
at net.minecraft.M.hpc.?(Unknown Source)
at net.minecraft.M.xq.N(Unknown Source)
at net.minecraft.client.Minecraft.A(Unknown Source)
at net.minecraft.K.ce.B(Unknown Source)
at net.minecraft.U.mo.A(Unknown Source)
at net.minecraft.G.gy.A(Unknown Source)
at net.minecraft.U.ro.A(Unknown Source)
at net.minecraft.U.mo.B(Unknown Source)
at net.minecraft.N.cb.?(Unknown Source)
at net.minecraft.client.Minecraft.S(Unknown Source)
at net.minecraft.client.Minecraft.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
java.lang.NullPointerException
at java.util.Hashtable.hash(Unknown Source)
at java.util.Hashtable.get(Unknown Source)
at java.util.Properties.getProperty(Unknown Source)
at java.util.Properties.getProperty(Unknown Source)
at net.minecraft.C.ogb.D(Unknown Source)
at net.minecraft.M.hrl.‹init›(Unknown Source)
at net.minecraft.client.Minecraft.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Animation thread stop.
Stopping!
STOP
java.lang.NullPointerException
at net.minecraft.K.ce.?(Unknown Source)
at net.minecraft.K.ce.A(Unknown Source)
at net.minecraft.M.hpc.?(Unknown Source)
at net.minecraft.M.xq.N(Unknown Source)
at net.minecraft.client.Minecraft.A(Unknown Source)
at net.minecraft.K.ce.B(Unknown Source)
at net.minecraft.U.mo.A(Unknown Source)
at net.minecraft.G.gy.A(Unknown Source)
at net.minecraft.U.ro.A(Unknown Source)
at net.minecraft.U.mo.B(Unknown Source)
at net.minecraft.N.cb.?(Unknown Source)
at net.minecraft.client.Minecraft.S(Unknown Source)
at net.minecraft.client.Minecraft.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
java.lang.NullPointerException
at java.util.Hashtable.hash(Unknown Source)
at java.util.Hashtable.get(Unknown Source)
at java.util.Properties.getProperty(Unknown Source)
at java.util.Properties.getProperty(Unknown Source)
at net.minecraft.C.ogb.D(Unknown Source)
at net.minecraft.M.hrl.‹init›(Unknown Source)
at net.minecraft.client.Minecraft.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Animation thread stop.
Stopping!
STOP