[+0.00s] DEBUG: Logging to /var/log/lightdm/lightdm.log
[+0.00s] DEBUG: Starting Light Display Manager 1.16.6, UID=0 PID=9399
[+0.00s] DEBUG: Loading configuration dirs from /usr/share/lightdm/lightdm.conf.d
[+0.00s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-greeter-wrapper.conf
[+0.00s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-guest-wrapper.conf
[+0.00s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-ubuntu.conf
[+0.00s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-unity-greeter.conf
[+0.00s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/50-xserver-command.conf
[+0.00s] DEBUG: Loading configuration from /usr/share/lightdm/lightdm.conf.d/90-nvidia.conf
[+0.00s] DEBUG:   [SeatDefaults] is now called [Seat:*], please update this configuration
[+0.00s] DEBUG: Loading configuration dirs from /usr/local/share/lightdm/lightdm.conf.d
[+0.00s] DEBUG: Loading configuration dirs from /etc/xdg/lightdm/lightdm.conf.d
[+0.00s] DEBUG: Loading configuration from /etc/lightdm/lightdm.conf
[+0.00s] DEBUG: Using D-Bus name org.freedesktop.DisplayManager
[+0.00s] DEBUG: Registered seat module xlocal
[+0.00s] DEBUG: Registered seat module xremote
[+0.00s] DEBUG: Registered seat module unity
[+0.01s] DEBUG: Monitoring logind for seats
[+0.01s] DEBUG: New seat added from logind: seat0
[+0.01s] DEBUG: Seat seat0: Loading properties from config section Seat:*
[+0.01s] DEBUG: Seat seat0: Starting
[+0.01s] DEBUG: Seat seat0: Creating greeter session
[+0.01s] DEBUG: Seat seat0: Creating display server of type x
[+0.01s] DEBUG: Using VT 7
[+0.01s] DEBUG: Seat seat0: Starting local X display on VT 7
[+0.01s] DEBUG: DisplayServer x-1: Logging to /var/log/lightdm/x-1.log
[+0.01s] DEBUG: DisplayServer x-1: Writing X server authority to /var/run/lightdm/root/:1
[+0.01s] DEBUG: DisplayServer x-1: Launching X Server
[+0.01s] DEBUG: Launching process 9412: /usr/bin/X -core :1 -seat seat0 -auth /var/run/lightdm/root/:1 -nolisten tcp vt7 -novtswitch
[+0.01s] DEBUG: DisplayServer x-1: Waiting for ready signal from X server :1
[+0.01s] DEBUG: Acquired bus name org.freedesktop.DisplayManager
[+0.01s] DEBUG: Registering seat with bus path /org/freedesktop/DisplayManager/Seat0
[+0.01s] DEBUG: Loading users from org.freedesktop.Accounts
[+0.01s] DEBUG: User /org/freedesktop/Accounts/User1000 added
[+0.57s] DEBUG: Got signal 10 from process 9412
[+0.57s] DEBUG: DisplayServer x-1: Got signal from X server :1
[+0.57s] DEBUG: DisplayServer x-1: Connecting to XServer :1
[+0.57s] DEBUG: Launching process 9462: /sbin/prime-offload
[+1.89s] DEBUG: Process 9462 exited with return value 0
[+1.89s] DEBUG: Seat seat0: Exit status of /sbin/prime-offload: 0
[+1.89s] DEBUG: Seat seat0: Display server ready, starting session authentication
[+1.89s] DEBUG: Session pid=9510: Started with service 'lightdm-greeter', username 'lightdm'
[+1.91s] DEBUG: Session pid=9510: Authentication complete with return value 0: Success
[+1.91s] DEBUG: Seat seat0: Session authenticated, running command
[+1.91s] DEBUG: Session pid=9510: Running command /usr/lib/lightdm/lightdm-greeter-session /usr/sbin/unity-greeter
[+1.91s] DEBUG: Creating shared data directory /var/lib/lightdm-data/lightdm
[+1.91s] DEBUG: Session pid=9510: Logging to /var/log/lightdm/x-1-greeter.log
[+1.95s] DEBUG: Activating VT 7
[+1.95s] DEBUG: Activating login1 session c5
[+1.95s] DEBUG: Seat seat0 changes active session to c5
[+1.95s] DEBUG: Session c5 is already active
[+2.01s] DEBUG: Session pid=9510: Greeter connected version=1.16.6 resettable=false
[+2.06s] DEBUG: Session pid=9510: Greeter start authentication for geddis
[+2.06s] DEBUG: Session pid=9572: Started with service 'lightdm', username 'geddis'
[+2.07s] DEBUG: Session pid=9572: Got 1 message(s) from PAM
[+2.07s] DEBUG: Session pid=9510: Prompt greeter with 1 message(s)
[+2.10s] DEBUG: User /org/freedesktop/Accounts/User119 added
[+13.05s] DEBUG: Session pid=9510: Continue authentication
[+13.07s] DEBUG: Session pid=9572: Authentication complete with return value 0: Success
[+13.07s] DEBUG: Session pid=9510: Authenticate result for user geddis: Success
[+13.07s] DEBUG: Session pid=9510: User geddis authorized
[+13.08s] DEBUG: Session pid=9510: Greeter requests session ubuntu
[+13.08s] DEBUG: Seat seat0: Stopping greeter; display server will be re-used for user session
[+13.08s] DEBUG: Session pid=9510: Sending SIGTERM
[+13.09s] DEBUG: Session pid=9510: Exited with return value 0
[+13.09s] DEBUG: Seat seat0: Session stopped
[+13.09s] DEBUG: Seat seat0: Greeter stopped, running session
[+13.09s] DEBUG: Registering session with bus path /org/freedesktop/DisplayManager/Session0
[+13.09s] DEBUG: Session pid=9572: Running command /usr/sbin/lightdm-session gnome-session --session=ubuntu
[+13.09s] DEBUG: Creating shared data directory /var/lib/lightdm-data/geddis
[+13.09s] DEBUG: Session pid=9572: Logging to .xsession-errors
[+13.12s] DEBUG: Activating VT 7
[+13.12s] DEBUG: Activating login1 session c6
[+13.12s] DEBUG: Seat seat0 changes active session to c6
[+13.12s] DEBUG: Session c6 is already active
[+73.35s] DEBUG: Session pid=9572: Exited with return value 0
[+73.35s] DEBUG: Seat seat0: Session stopped
[+73.35s] DEBUG: Seat seat0: Stopping display server, no sessions require it
[+73.35s] DEBUG: Sending signal 15 to process 9412
[+73.52s] DEBUG: Process 9412 exited with return value 0
[+73.52s] DEBUG: DisplayServer x-1: X server stopped
[+73.52s] DEBUG: Releasing VT 7
[+73.52s] DEBUG: DisplayServer x-1: Removing X server authority /var/run/lightdm/root/:1
[+73.52s] DEBUG: Seat seat0: Display server stopped
[+73.52s] DEBUG: Launching process 10375: /sbin/prime-switch
[+73.57s] DEBUG: Process 10375 exited with return value 0
[+73.57s] DEBUG: Seat seat0: Exit status of /sbin/prime-switch: 0
[+73.57s] DEBUG: Seat seat0: Active display server stopped, starting greeter
[+73.57s] DEBUG: Seat seat0: Creating greeter session
[+73.57s] DEBUG: Seat seat0: Creating display server of type x
[+73.57s] DEBUG: Using VT 7
[+73.57s] DEBUG: Seat seat0: Starting local X display on VT 7
[+73.57s] DEBUG: DisplayServer x-1: Logging to /var/log/lightdm/x-1.log
[+73.57s] DEBUG: DisplayServer x-1: Writing X server authority to /var/run/lightdm/root/:1
[+73.57s] DEBUG: DisplayServer x-1: Launching X Server
[+73.57s] DEBUG: Launching process 10399: /usr/bin/X -core :1 -seat seat0 -auth /var/run/lightdm/root/:1 -nolisten tcp vt7 -novtswitch
[+73.57s] DEBUG: DisplayServer x-1: Waiting for ready signal from X server :1
[+73.76s] DEBUG: Got signal 10 from process 10399
[+73.76s] DEBUG: DisplayServer x-1: Got signal from X server :1
[+73.76s] DEBUG: DisplayServer x-1: Connecting to XServer :1
[+73.77s] DEBUG: Launching process 10403: /sbin/prime-offload
[+75.09s] DEBUG: Process 10403 exited with return value 0
[+75.09s] DEBUG: Seat seat0: Exit status of /sbin/prime-offload: 0
[+75.10s] DEBUG: Seat seat0: Display server ready, starting session authentication
[+75.10s] DEBUG: Session pid=10454: Started with service 'lightdm-greeter', username 'lightdm'
[+75.11s] DEBUG: Session pid=10454: Authentication complete with return value 0: Success
[+75.11s] DEBUG: Seat seat0: Session authenticated, running command
[+75.11s] DEBUG: Session pid=10454: Running command /usr/lib/lightdm/lightdm-greeter-session /usr/sbin/unity-greeter
[+75.11s] DEBUG: Creating shared data directory /var/lib/lightdm-data/lightdm
[+75.11s] DEBUG: Session pid=10454: Logging to /var/log/lightdm/x-1-greeter.log
[+75.12s] DEBUG: Activating VT 7
[+75.13s] DEBUG: Activating login1 session c7
[+75.13s] DEBUG: Seat seat0 changes active session to c7
[+75.13s] DEBUG: Session c7 is already active
[+75.20s] DEBUG: Session pid=10454: Greeter connected version=1.16.6 resettable=false
[+75.23s] DEBUG: Session pid=10454: Greeter start authentication for geddis
[+75.23s] DEBUG: Session pid=10508: Started with service 'lightdm', username 'geddis'
[+75.23s] DEBUG: Session pid=10508: Got 1 message(s) from PAM
[+75.23s] DEBUG: Session pid=10454: Prompt greeter with 1 message(s)
[+75.26s] DEBUG: User /org/freedesktop/Accounts/User119 added
[+215.29s] DEBUG: Session pid=10454: Continue authentication
[+215.33s] DEBUG: Session pid=10508: Authentication complete with return value 0: Success
[+215.33s] DEBUG: Session pid=10454: Authenticate result for user geddis: Success
[+215.33s] DEBUG: Session pid=10454: User geddis authorized
[+215.33s] DEBUG: Session pid=10454: Greeter requests session ubuntu
[+215.33s] DEBUG: Seat seat0: Stopping greeter; display server will be re-used for user session
[+215.33s] DEBUG: Session pid=10454: Sending SIGTERM
[+215.34s] DEBUG: Session pid=10454: Exited with return value 0
[+215.34s] DEBUG: Seat seat0: Session stopped
[+215.34s] DEBUG: Seat seat0: Greeter stopped, running session
[+215.34s] DEBUG: Registering session with bus path /org/freedesktop/DisplayManager/Session1
[+215.34s] DEBUG: Session pid=10508: Running command /usr/sbin/lightdm-session gnome-session --session=ubuntu
[+215.34s] DEBUG: Creating shared data directory /var/lib/lightdm-data/geddis
[+215.34s] DEBUG: Session pid=10508: Logging to .xsession-errors
[+215.35s] DEBUG: Activating VT 7
[+215.35s] DEBUG: Activating login1 session c8
[+215.35s] DEBUG: Seat seat0 changes active session to c8
[+215.35s] DEBUG: Session c8 is already active
[+342.97s] DEBUG: Session pid=10508: Exited with return value 0
[+342.97s] DEBUG: Seat seat0: Session stopped
[+342.97s] DEBUG: Seat seat0: Stopping display server, no sessions require it
[+342.97s] DEBUG: Sending signal 15 to process 10399
[+342.98s] DEBUG: Seat seat0 changes active session to 
[+342.98s] CRITICAL: session_get_login1_session_id: assertion 'session != NULL' failed
[+343.15s] DEBUG: Process 10399 exited with return value 0
[+343.15s] DEBUG: DisplayServer x-1: X server stopped
[+343.15s] DEBUG: Releasing VT 7
[+343.15s] DEBUG: DisplayServer x-1: Removing X server authority /var/run/lightdm/root/:1
[+343.15s] DEBUG: Seat seat0: Display server stopped
[+343.15s] DEBUG: Launching process 21827: /sbin/prime-switch
[+343.20s] DEBUG: Process 21827 exited with return value 0
[+343.20s] DEBUG: Seat seat0: Exit status of /sbin/prime-switch: 0
[+343.20s] DEBUG: Seat seat0: Active display server stopped, starting greeter
[+343.20s] DEBUG: Seat seat0: Creating greeter session
[+343.20s] DEBUG: Seat seat0: Creating display server of type x
[+343.20s] DEBUG: Using VT 7
[+343.20s] DEBUG: Seat seat0: Starting local X display on VT 7
[+343.20s] DEBUG: DisplayServer x-1: Logging to /var/log/lightdm/x-1.log
[+343.20s] DEBUG: DisplayServer x-1: Writing X server authority to /var/run/lightdm/root/:1
[+343.20s] DEBUG: DisplayServer x-1: Launching X Server
[+343.20s] DEBUG: Launching process 21851: /usr/bin/X -core :1 -seat seat0 -auth /var/run/lightdm/root/:1 -nolisten tcp vt7 -novtswitch
[+343.20s] DEBUG: DisplayServer x-1: Waiting for ready signal from X server :1
[+344.28s] DEBUG: Got signal 10 from process 21851
[+344.28s] DEBUG: DisplayServer x-1: Got signal from X server :1
[+344.28s] DEBUG: DisplayServer x-1: Connecting to XServer :1
[+344.28s] DEBUG: Launching process 21855: /sbin/prime-offload
[+346.52s] DEBUG: Process 21855 exited with return value 0
[+346.52s] DEBUG: Seat seat0: Exit status of /sbin/prime-offload: 0
[+346.52s] DEBUG: Seat seat0: Display server ready, starting session authentication
[+346.52s] DEBUG: Session pid=21901: Started with service 'lightdm-greeter', username 'lightdm'
[+346.53s] DEBUG: Session pid=21901: Authentication complete with return value 0: Success
[+346.53s] DEBUG: Seat seat0: Session authenticated, running command
[+346.53s] DEBUG: Session pid=21901: Running command /usr/lib/lightdm/lightdm-greeter-session /usr/sbin/unity-greeter
[+346.53s] DEBUG: Creating shared data directory /var/lib/lightdm-data/lightdm
[+346.53s] DEBUG: Session pid=21901: Logging to /var/log/lightdm/x-1-greeter.log
[+346.55s] DEBUG: Activating VT 7
[+346.55s] DEBUG: Activating login1 session c9
[+346.56s] DEBUG: Seat seat0 changes active session to c9
[+346.56s] DEBUG: Session c9 is already active
[+346.65s] DEBUG: Session pid=21901: Greeter connected version=1.16.6 resettable=false
[+346.69s] DEBUG: Session pid=21901: Greeter start authentication for geddis
[+346.69s] DEBUG: Session pid=21959: Started with service 'lightdm', username 'geddis'
[+346.69s] DEBUG: Session pid=21959: Got 1 message(s) from PAM
[+346.69s] DEBUG: Session pid=21901: Prompt greeter with 1 message(s)
[+346.74s] DEBUG: User /org/freedesktop/Accounts/User119 added
[+358.58s] DEBUG: Session pid=21901: Continue authentication
[+358.61s] DEBUG: Session pid=21959: Authentication complete with return value 0: Success
[+358.61s] DEBUG: Session pid=21901: Authenticate result for user geddis: Success
[+358.61s] DEBUG: Session pid=21901: User geddis authorized
[+358.62s] DEBUG: Session pid=21901: Greeter requests session ubuntu
[+358.62s] DEBUG: Seat seat0: Stopping greeter; display server will be re-used for user session
[+358.62s] DEBUG: Session pid=21901: Sending SIGTERM
[+358.63s] DEBUG: Session pid=21901: Greeter closed communication channel
[+358.63s] DEBUG: Session pid=21901: Exited with return value 0
[+358.63s] DEBUG: Seat seat0: Session stopped
[+358.63s] DEBUG: Seat seat0: Greeter stopped, running session
[+358.63s] DEBUG: Registering session with bus path /org/freedesktop/DisplayManager/Session2
[+358.63s] DEBUG: Session pid=21959: Running command /usr/sbin/lightdm-session gnome-session --session=ubuntu
[+358.63s] DEBUG: Creating shared data directory /var/lib/lightdm-data/geddis
[+358.63s] DEBUG: Session pid=21959: Logging to .xsession-errors
[+358.64s] DEBUG: Activating VT 7
[+358.64s] DEBUG: Activating login1 session c10
[+358.65s] DEBUG: Seat seat0 changes active session to c10
[+358.65s] DEBUG: Session c10 is already active
[+675.77s] DEBUG: Process 21851 terminated with signal 6
[+675.77s] DEBUG: DisplayServer x-1: X server stopped
[+675.77s] DEBUG: Releasing VT 7
[+675.77s] DEBUG: DisplayServer x-1: Removing X server authority /var/run/lightdm/root/:1
[+675.77s] DEBUG: Seat seat0: Display server stopped
[+675.77s] DEBUG: Launching process 22814: /sbin/prime-switch
[+675.88s] DEBUG: Process 22814 exited with return value 0
[+675.88s] DEBUG: Seat seat0: Exit status of /sbin/prime-switch: 0
[+675.88s] DEBUG: Seat seat0: Stopping session
[+675.88s] DEBUG: Session pid=21959: Sending SIGTERM
[+675.88s] DEBUG: Seat seat0: Active display server stopped, starting greeter
[+675.88s] DEBUG: Seat seat0: Creating greeter session
[+675.88s] DEBUG: Seat seat0: Creating display server of type x
[+675.88s] DEBUG: Using VT 7
[+675.88s] DEBUG: Seat seat0: Starting local X display on VT 7
[+675.88s] DEBUG: DisplayServer x-1: Logging to /var/log/lightdm/x-1.log
[+675.88s] DEBUG: DisplayServer x-1: Writing X server authority to /var/run/lightdm/root/:1
[+675.88s] DEBUG: DisplayServer x-1: Launching X Server
[+675.88s] DEBUG: Launching process 22888: /usr/bin/X -core :1 -seat seat0 -auth /var/run/lightdm/root/:1 -nolisten tcp vt7 -novtswitch
[+675.88s] DEBUG: DisplayServer x-1: Waiting for ready signal from X server :1
[+675.93s] DEBUG: Session pid=21959: Exited with return value 0
[+675.93s] DEBUG: Seat seat0: Session stopped
[+675.93s] DEBUG: Seat seat0: Stopping display server, no sessions require it
[+677.01s] DEBUG: Got signal 10 from process 22888
[+677.01s] DEBUG: DisplayServer x-1: Got signal from X server :1
[+677.01s] DEBUG: DisplayServer x-1: Connecting to XServer :1
[+677.01s] DEBUG: Launching process 22901: /sbin/prime-offload
[+679.23s] DEBUG: Process 22901 exited with return value 0
[+679.23s] DEBUG: Seat seat0: Exit status of /sbin/prime-offload: 0
[+679.23s] DEBUG: Seat seat0: Display server ready, starting session authentication
[+679.23s] DEBUG: Session pid=22949: Started with service 'lightdm-greeter', username 'lightdm'
[+679.24s] DEBUG: Session pid=22949: Authentication complete with return value 0: Success
[+679.24s] DEBUG: Seat seat0: Session authenticated, running command
[+679.24s] DEBUG: Session pid=22949: Running command /usr/lib/lightdm/lightdm-greeter-session /usr/sbin/unity-greeter
[+679.24s] DEBUG: Creating shared data directory /var/lib/lightdm-data/lightdm
[+679.24s] DEBUG: Session pid=22949: Logging to /var/log/lightdm/x-1-greeter.log
[+679.26s] DEBUG: Activating VT 7
[+679.26s] DEBUG: Activating login1 session c11
[+679.26s] DEBUG: Seat seat0 changes active session to c11
[+679.26s] DEBUG: Session c11 is already active
[+679.36s] DEBUG: Session pid=22949: Greeter connected version=1.16.6 resettable=false
[+679.39s] DEBUG: Session pid=22949: Greeter start authentication for geddis
[+679.40s] DEBUG: Session pid=23007: Started with service 'lightdm', username 'geddis'
[+679.40s] DEBUG: Session pid=23007: Got 1 message(s) from PAM
[+679.40s] DEBUG: Session pid=22949: Prompt greeter with 1 message(s)
[+679.45s] DEBUG: User /org/freedesktop/Accounts/User119 added
[+687.88s] DEBUG: Session pid=22949: Continue authentication
[+687.90s] DEBUG: Session pid=23007: Authentication complete with return value 0: Success
[+687.90s] DEBUG: Session pid=22949: Authenticate result for user geddis: Success
[+687.90s] DEBUG: Session pid=22949: User geddis authorized
[+687.91s] DEBUG: Session pid=22949: Greeter requests session ubuntu
[+687.91s] DEBUG: Seat seat0: Stopping greeter; display server will be re-used for user session
[+687.91s] DEBUG: Session pid=22949: Sending SIGTERM
[+687.92s] DEBUG: Session pid=22949: Greeter closed communication channel
[+687.92s] DEBUG: Session pid=22949: Exited with return value 0
[+687.92s] DEBUG: Seat seat0: Session stopped
[+687.92s] DEBUG: Seat seat0: Greeter stopped, running session
[+687.92s] DEBUG: Registering session with bus path /org/freedesktop/DisplayManager/Session3
[+687.92s] DEBUG: Session pid=23007: Running command /usr/sbin/lightdm-session gnome-session --session=ubuntu
[+687.92s] DEBUG: Creating shared data directory /var/lib/lightdm-data/geddis
[+687.92s] DEBUG: Session pid=23007: Logging to .xsession-errors
[+687.93s] DEBUG: Activating VT 7
[+687.93s] DEBUG: Activating login1 session c12
[+687.93s] DEBUG: Seat seat0 changes active session to c12
[+687.93s] DEBUG: Session c12 is already active
[+793.13s] DEBUG: Process 22888 terminated with signal 6
[+793.13s] DEBUG: DisplayServer x-1: X server stopped
[+793.13s] DEBUG: Releasing VT 7
[+793.13s] DEBUG: DisplayServer x-1: Removing X server authority /var/run/lightdm/root/:1
[+793.13s] DEBUG: Seat seat0: Display server stopped
[+793.13s] DEBUG: Launching process 23801: /sbin/prime-switch
[+793.23s] DEBUG: Process 23801 exited with return value 0
[+793.23s] DEBUG: Seat seat0: Exit status of /sbin/prime-switch: 0
[+793.23s] DEBUG: Seat seat0: Stopping session
[+793.23s] DEBUG: Session pid=23007: Sending SIGTERM
[+793.23s] DEBUG: Seat seat0: Active display server stopped, starting greeter
[+793.23s] DEBUG: Seat seat0: Creating greeter session
[+793.23s] DEBUG: Seat seat0: Creating display server of type x
[+793.23s] DEBUG: Using VT 7
[+793.23s] DEBUG: Seat seat0: Starting local X display on VT 7
[+793.23s] DEBUG: DisplayServer x-1: Logging to /var/log/lightdm/x-1.log
[+793.23s] DEBUG: DisplayServer x-1: Writing X server authority to /var/run/lightdm/root/:1
[+793.23s] DEBUG: DisplayServer x-1: Launching X Server
[+793.23s] DEBUG: Launching process 23870: /usr/bin/X -core :1 -seat seat0 -auth /var/run/lightdm/root/:1 -nolisten tcp vt7 -novtswitch
[+793.23s] DEBUG: DisplayServer x-1: Waiting for ready signal from X server :1
[+794.33s] DEBUG: Got signal 10 from process 23870
[+794.33s] DEBUG: DisplayServer x-1: Got signal from X server :1
[+794.33s] DEBUG: DisplayServer x-1: Connecting to XServer :1
[+794.33s] DEBUG: Launching process 23884: /sbin/prime-offload
[+796.52s] DEBUG: Process 23884 exited with return value 0
[+796.52s] DEBUG: Seat seat0: Exit status of /sbin/prime-offload: 0
[+796.53s] DEBUG: Seat seat0: Display server ready, starting session authentication
[+796.53s] DEBUG: Session pid=23932: Started with service 'lightdm-greeter', username 'lightdm'
[+796.53s] DEBUG: Session pid=23007: Exited with return value 0
[+796.53s] DEBUG: Seat seat0: Session stopped
[+796.53s] DEBUG: Seat seat0: Stopping display server, no sessions require it
[+796.53s] DEBUG: Seat seat0 changes active session to 
[+796.53s] CRITICAL: session_get_login1_session_id: assertion 'session != NULL' failed
[+796.53s] DEBUG: Session pid=23932: Authentication complete with return value 0: Success
[+796.53s] DEBUG: Seat seat0: Session authenticated, running command
[+796.53s] DEBUG: Session pid=23932: Running command /usr/lib/lightdm/lightdm-greeter-session /usr/sbin/unity-greeter
[+796.53s] DEBUG: Creating shared data directory /var/lib/lightdm-data/lightdm
[+796.53s] DEBUG: Session pid=23932: Logging to /var/log/lightdm/x-1-greeter.log
[+796.55s] DEBUG: Activating VT 7
[+796.55s] DEBUG: Activating login1 session c13
[+796.55s] DEBUG: Seat seat0 changes active session to c13
[+796.55s] DEBUG: Session c13 is already active
[+796.65s] DEBUG: Session pid=23932: Greeter connected version=1.16.6 resettable=false
[+796.68s] DEBUG: Session pid=23932: Greeter start authentication for geddis
[+796.68s] DEBUG: Session pid=23986: Started with service 'lightdm', username 'geddis'
[+796.69s] DEBUG: Session pid=23986: Got 1 message(s) from PAM
[+796.69s] DEBUG: Session pid=23932: Prompt greeter with 1 message(s)
[+796.72s] DEBUG: User /org/freedesktop/Accounts/User119 added
[+802.96s] DEBUG: Session pid=23932: Continue authentication
[+802.98s] DEBUG: Session pid=23986: Authentication complete with return value 0: Success
[+802.98s] DEBUG: Session pid=23932: Authenticate result for user geddis: Success
[+802.98s] DEBUG: Session pid=23932: User geddis authorized
[+802.99s] DEBUG: Session pid=23932: Greeter requests session ubuntu
[+802.99s] DEBUG: Seat seat0: Stopping greeter; display server will be re-used for user session
[+802.99s] DEBUG: Session pid=23932: Sending SIGTERM
[+803.00s] DEBUG: Session pid=23932: Greeter closed communication channel
[+803.00s] DEBUG: Session pid=23932: Exited with return value 0
[+803.00s] DEBUG: Seat seat0: Session stopped
[+803.00s] DEBUG: Seat seat0: Greeter stopped, running session
[+803.00s] DEBUG: Registering session with bus path /org/freedesktop/DisplayManager/Session4
[+803.00s] DEBUG: Session pid=23986: Running command /usr/sbin/lightdm-session gnome-session --session=ubuntu
[+803.00s] DEBUG: Creating shared data directory /var/lib/lightdm-data/geddis
[+803.00s] DEBUG: Session pid=23986: Logging to .xsession-errors
[+803.01s] DEBUG: Activating VT 7
[+803.01s] DEBUG: Activating login1 session c14
[+803.01s] DEBUG: Seat seat0 changes active session to c14
[+803.01s] DEBUG: Session c14 is already active
[+1005.62s] DEBUG: Session pid=23986: Exited with return value 0
[+1005.62s] DEBUG: Seat seat0: Session stopped
[+1005.62s] DEBUG: Seat seat0: Stopping display server, no sessions require it
[+1005.62s] DEBUG: Sending signal 15 to process 23870
[+1006.86s] DEBUG: Process 23870 exited with return value 0
[+1006.86s] DEBUG: DisplayServer x-1: X server stopped
[+1006.86s] DEBUG: Releasing VT 7
[+1006.86s] DEBUG: DisplayServer x-1: Removing X server authority /var/run/lightdm/root/:1
[+1006.86s] DEBUG: Seat seat0: Display server stopped
[+1006.86s] DEBUG: Launching process 7438: /sbin/prime-switch
[+1006.91s] DEBUG: Process 7438 exited with return value 0
[+1006.91s] DEBUG: Seat seat0: Exit status of /sbin/prime-switch: 0
[+1006.91s] DEBUG: Seat seat0: Active display server stopped, starting greeter
[+1006.91s] DEBUG: Seat seat0: Creating greeter session
[+1006.91s] DEBUG: Seat seat0: Creating display server of type x
[+1006.91s] DEBUG: Using VT 7
[+1006.91s] DEBUG: Seat seat0: Starting local X display on VT 7
[+1006.91s] DEBUG: DisplayServer x-1: Logging to /var/log/lightdm/x-1.log
[+1006.91s] DEBUG: DisplayServer x-1: Writing X server authority to /var/run/lightdm/root/:1
[+1006.91s] DEBUG: DisplayServer x-1: Launching X Server
[+1006.91s] DEBUG: Launching process 7462: /usr/bin/X -core :1 -seat seat0 -auth /var/run/lightdm/root/:1 -nolisten tcp vt7 -novtswitch
[+1006.91s] DEBUG: DisplayServer x-1: Waiting for ready signal from X server :1
[+1008.01s] DEBUG: Got signal 10 from process 7462
[+1008.01s] DEBUG: DisplayServer x-1: Got signal from X server :1
[+1008.01s] DEBUG: DisplayServer x-1: Connecting to XServer :1
[+1008.01s] DEBUG: Launching process 7466: /sbin/prime-offload
[+1010.19s] DEBUG: Process 7466 exited with return value 0
[+1010.19s] DEBUG: Seat seat0: Exit status of /sbin/prime-offload: 0
[+1010.19s] DEBUG: Seat seat0: Display server ready, starting session authentication
[+1010.19s] DEBUG: Session pid=7515: Started with service 'lightdm-greeter', username 'lightdm'
[+1010.21s] DEBUG: Session pid=7515: Authentication complete with return value 0: Success
[+1010.21s] DEBUG: Seat seat0: Session authenticated, running command
[+1010.21s] DEBUG: Session pid=7515: Running command /usr/lib/lightdm/lightdm-greeter-session /usr/sbin/unity-greeter
[+1010.21s] DEBUG: Creating shared data directory /var/lib/lightdm-data/lightdm
[+1010.21s] DEBUG: Session pid=7515: Logging to /var/log/lightdm/x-1-greeter.log
[+1010.24s] DEBUG: Activating VT 7
[+1010.24s] DEBUG: Activating login1 session c15
[+1010.24s] DEBUG: Seat seat0 changes active session to c15
[+1010.24s] DEBUG: Session c15 is already active
[+1010.34s] DEBUG: Session pid=7515: Greeter connected version=1.16.6 resettable=false
[+1010.37s] DEBUG: Session pid=7515: Greeter start authentication for geddis
[+1010.38s] DEBUG: Session pid=7573: Started with service 'lightdm', username 'geddis'
[+1010.38s] DEBUG: Session pid=7573: Got 1 message(s) from PAM
[+1010.38s] DEBUG: Session pid=7515: Prompt greeter with 1 message(s)
[+1010.41s] DEBUG: User /org/freedesktop/Accounts/User119 added
[+1017.12s] DEBUG: Session pid=7515: Continue authentication
[+1017.15s] DEBUG: Session pid=7573: Authentication complete with return value 0: Success
[+1017.15s] DEBUG: Session pid=7515: Authenticate result for user geddis: Success
[+1017.15s] DEBUG: Session pid=7515: User geddis authorized
[+1017.15s] DEBUG: Session pid=7515: Greeter requests session ubuntu
[+1017.15s] DEBUG: Seat seat0: Stopping greeter; display server will be re-used for user session
[+1017.15s] DEBUG: Session pid=7515: Sending SIGTERM
[+1017.16s] DEBUG: Session pid=7515: Greeter closed communication channel
[+1017.16s] DEBUG: Session pid=7515: Exited with return value 0
[+1017.16s] DEBUG: Seat seat0: Session stopped
[+1017.16s] DEBUG: Seat seat0: Greeter stopped, running session
[+1017.16s] DEBUG: Registering session with bus path /org/freedesktop/DisplayManager/Session5
[+1017.17s] DEBUG: Session pid=7573: Running command /usr/sbin/lightdm-session gnome-session --session=ubuntu
[+1017.17s] DEBUG: Creating shared data directory /var/lib/lightdm-data/geddis
[+1017.17s] DEBUG: Session pid=7573: Logging to .xsession-errors
[+1017.18s] DEBUG: Activating VT 7
[+1017.18s] DEBUG: Activating login1 session c16
[+1017.18s] DEBUG: Seat seat0 changes active session to c16
[+1017.18s] DEBUG: Session c16 is already active