Ubuntu 15.04를 설치하면 Unity와 GNOME 3 모두에서 자동으로 로그아웃되지만 GNOME Fallback에서는 로그아웃되지 않습니다. 해당 동작의 원인을 파악하려면 Xorg 0 로그 파일을 방문해야 합니까? 그리고 대답이 '예'라면 정확히 무엇을 찾아야 합니까?
편집: 요청에 따라 출력은 다음과 같습니다.
[ 58.984] (**) Option "xkb_layout" "us,ara"
[ 58.984] (**) Option "xkb_variant" ","
[ 58.984] (**) Option "xkb_options" "grp:alt_shift_toggle,grp_led:scroll"
[ 71.806] (II) modeset(0): EDID vendor "CMO", prod id 5540
[ 71.806] (II) modeset(0): Printing DDC gathered Modelines:
[ 71.807] (II) modeset(0): Modeline "1366x768"x0.0 76.80 1366 1392 1448 1580 768 772 785 810 +hsync -vsync (48.6 kHz eP)
[ 72.150] (II) XKB: reuse xkmfile /var/lib/xkb/server-B20D7FC79C7F597315E3E501AEF10E0D866E8E92.xkm
[ 74.447] (II) modeset(0): EDID vendor "CMO", prod id 5540
[ 74.447] (II) modeset(0): Printing DDC gathered Modelines:
[ 74.447] (II) modeset(0): Modeline "1366x768"x0.0 76.80 1366 1392 1448 1580 768 772 785 810 +hsync -vsync (48.6 kHz eP)
[ 74.683] (II) XKB: reuse xkmfile /var/lib/xkb/server-1EBBE7F05AE979C030B4F61D845BA40EFA576552.xkm
[ 74.730] (II) XKB: reuse xkmfile /var/lib/xkb/server-1EBBE7F05AE979C030B4F61D845BA40EFA576552.xkm
[ 74.857] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 74.951] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 74.958] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 74.965] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 74.972] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 74.980] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 74.987] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 74.994] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 75.001] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 75.009] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 75.016] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 75.023] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 75.031] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 75.039] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 75.046] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 75.054] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 75.061] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 75.069] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 75.076] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 75.084] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 75.091] (II) XKB: reuse xkmfile /var/lib/xkb/server-A1C2FAC6D30A4D0BE5D026BF99AE277EFAEE8014.xkm
[ 95.792] (II) modeset(0): EDID vendor "CMO", prod id 5540
[ 95.792] (II) modeset(0): Printing DDC gathered Modelines:
[ 95.792] (II) modeset(0): Modeline "1366x768"x0.0 76.80 1366 1392 1448 1580 768 772 785 810 +hsync -vsync (48.6 kHz eP)
[ 95.794] (II) modeset(0): EDID vendor "CMO", prod id 5540
[ 95.794] (II) modeset(0): Printing DDC gathered Modelines:
[ 95.794] (II) modeset(0): Modeline "1366x768"x0.0 76.80 1366 1392 1448 1580 768 772 785 810 +hsync -vsync (48.6 kHz eP)
[ 343.578] (II) XKB: reuse xkmfile /var/lib/xkb/server-0E9687517A6661DDB904DA5E2AD2FDCBF7B8EBA7.xkm
[ 343.604] (II) XKB: generating xkmfile /var/lib/xkb/server-9BEB1120B3B8F5164896EFCC810874661DE6EF1D.xkm
[ 343.638] (II) XKB: reuse xkmfile /var/lib/xkb/server-9BEB1120B3B8F5164896EFCC810874661DE6EF1D.xkm
[ 343.648] (II) XKB: reuse xkmfile /var/lib/xkb/server-9BEB1120B3B8F5164896EFCC810874661DE6EF1D.xkm
[ 343.659] (II) XKB: reuse xkmfile /var/lib/xkb/server-9BEB1120B3B8F5164896EFCC810874661DE6EF1D.xkm
[ 343.671] (II) XKB: reuse xkmfile /var/lib/xkb/server-9BEB1120B3B8F5164896EFCC810874661DE6EF1D.xkm
[ 343.682] (II) XKB: reuse xkmfile /var/lib/xkb/server-9BEB1120B3B8F5164896EFCC810874661DE6EF1D.xkm
[ 343.692] (II) XKB: reuse xkmfile /var/lib/xkb/server-9BEB1120B3B8F5164896EFCC810874661DE6EF1D.xkm
[ 343.702] (II) XKB: reuse xkmfile /var/lib/xkb/server-9BEB1120B3B8F5164896EFCC810874661DE6EF1D.xkm
[ 343.712] (II) XKB: reuse xkmfile /var/lib/xkb/server-9BEB1120B3B8F5164896EFCC810874661DE6EF1D.xkm
[ 343.722] (II) XKB: reuse xkmfile /var/lib/xkb/server-9BEB1120B3B8F5164896EFCC810874661DE6EF1D.xkm