I turned on my pc this morning and unity will not load at all. I have tried loading it manually using ctrl+alt+f1 and all i got from it was the following:-

compiz (core) - Info: Loading plugin: core

compiz (core) - Info: Starting plugin: core

compiz (core) - Info: Loading plugin: ccp

compiz (core) - Info: Starting plugin: ccp

compizconfig - Info: Backend : gsettings

compizconfig - Info: Integration : true

compizconfig - Info: Profile : unity

compiz (core) - Info: Loading plugin: composite

compiz (core) - Info: Starting plugin: composite

compiz (core) - Info: Loading plugin: opengl

compiz (core) - Info: Starting plugin: opengl

libGL error: dlopen /usr/lib/x86_64-linux-gnu/dri/r600_dri.so failed (/usr/lib/x86_64- linux-gnu/dri/r600_dri.so: undefined symbol: _glapi_tls_Dispatch)

libGL error: dlopen ${ORIGIN}/dri/r600_dri.so failed (${ORIGIN}/dri/r600_dri.so: cannot open shared object file: No such file or directory)

libGL error: dlopen /usr/lib/dri/r600_dri.so failed (/usr/lib/dri/r600_dri.so: cannot open shared object file: No such file or directory)

libGL error: unable to load driver: r600_dri.so

libGL error: driver pointer missing

libGL error: failed to load driver: r600

libGL error: dlopen /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so failed (/usr/lib/x86_64-linux-gnu/dri/swrast_dri.so: undefined symbol: _glapi_tls_Dispatch)

libGL error: dlopen ${ORIGIN}/dri/swrast_dri.so failed (${ORIGIN}/dri/swrast_dri.so: cannot open shared object file: No such file or directory)

libGL error: dlopen /usr/lib/dri/swrast_dri.so failed (/usr/lib/dri/swrast_dri.so: cannot open shared object file: No such file or directory)

libGL error: unable to load driver: swrast_dri.so

libGL error: failed to load driver: swrast

compiz (core) - Info: Loading plugin: compiztoolbox

compiz (core) - Info: Starting plugin: compiztoolbox

compiz (core) - Info: Loading plugin: decor

compiz (core) - Info: Starting plugin: decor

compiz (core) - Info: Loading plugin: copytex

compiz (core) - Info: Starting plugin: copytex

compiz (core) - Info: Loading plugin: snap

compiz (core) - Info: Starting plugin: snap

compiz (core) - Info: Loading plugin: resize

compiz (core) - Info: Starting plugin: resize

compiz (core) - Info: Loading plugin: gnomecompat

compiz (core) - Info: Starting plugin: gnomecompat

compiz (core) - Info: Loading plugin: move

compiz (core) - Info: Starting plugin: move

compiz (core) - Info: Loading plugin: place

compiz (core) - Info: Starting plugin: place

compiz (core) - Info: Loading plugin: mousepoll

compiz (core) - Info: Starting plugin: mousepoll

compiz (core) - Info: Loading plugin: regex

compiz (core) - Info: Starting plugin: regex

compiz (core) - Info: Loading plugin: imgpng

compiz (core) - Info: Starting plugin: imgpng

compiz (core) - Info: Loading plugin: vpswitch

compiz (core) - Info: Starting plugin: vpswitch

compiz (core) - Info: Loading plugin: grid

compiz (core) - Info: Starting plugin: grid

compiz (core) - Info: Loading plugin: animation

compiz (core) - Info: Starting plugin: animation

compiz (core) - Info: Loading plugin: expo

compiz (core) - Info: Starting plugin: expo

compiz (core) - Info: Loading plugin: session

compiz (core) - Info: Starting plugin: session

compiz (core) - Info: Loading plugin: wall

compiz (core) - Info: Starting plugin: wall

compiz (core) - Info: Loading plugin: fade

compiz (core) - Info: Starting plugin: fade

compiz (core) - Info: Loading plugin: unitymtgrabhandles

compiz (core) - Info: Starting plugin: unitymtgrabhandles

compiz (core) - Info: Loading plugin: ezoom

compiz (core) - Info: Starting plugin: ezoom

compiz (core) - Info: Loading plugin: workarounds

compiz (core) - Info: Starting plugin: workarounds

compiz (core) - Info: Loading plugin: scale

compiz (core) - Info: Starting plugin: scale

compiz (core) - Info: Loading plugin: unityshell

compiz (core) - Info: Starting plugin: unityshell

WARN 2014-06-03 10:55:31 unity.glib.dbus.server GLibDBusServer.cpp:586 Can't register object 'com.canonical.Autopilot.Introspection' yet as we don't have a connection, waiting for it...

WARN 2014-06-03 10:55:31 unity.glib.dbus.server GLibDBusServer.cpp:586 Can't register object 'com.canonical.Unity.Debug.Logging' yet as we don't have a connection, waiting for it...

compiz (unityshell) - Error: GL_ARB_vertex_buffer_object not supported

compiz (core) - Error: Plugin initScreen failed: unityshell

compiz (core) - Error: Failed to start plugin: unityshell

compiz (core) - Info: Unloading plugin: unityshell

X Error of failed request: BadWindow (invalid Window parameter)

Major opcode of failed request: 18 (X_ChangeProperty)

Resource id in failed request: 0x4000006

Serial number of failed request: 9909

Current serial number in output stream: 9913

It was all working fine yesterday but this morning there was nothing.

Please help

Many Thanks