I did not test it on a release prior to 14.04. However, the following resources suggest this bug has existed since at least release 10.04: http://askubuntu.com/questions/121228/laptop-with-intel-graphics-external-vga-monitor-only-gets-signal-on-boot-no-h https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1218224
I did not test it on a release prior to 14.04. However, the following resources suggest this bug has existed since at least release 10.04: askubuntu. com/questions/ 121228/ laptop- with-intel- graphics- external- vga-monitor- only-gets- signal- on-boot- no-h /bugs.launchpad .net/ubuntu/ +source/ xserver- xorg-video- intel/+ bug/1218224
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