How to fix Plymouth splash?

[John Hupp]

On 2/19/2015 3:01 PM, John Hupp wrote:
> I'm working with a machine that only booted to a blank/black screen 
> after the big batch of updates following installation. Turns out it 
> runs an Intel 815 video chipset, which is not supported by the updated 
> version of the Intel driver (Bug 1389904 
> <https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1389904>).
>
> My repair involved temporarily installing an ATI video card, then in 
> Synaptic forcing a downgrade to the original version of 
> xserver-xorg-video-intel, and finally locking that version of the 
> package.  So far the software updater seems to respect that.
>
> Then I removed the ATI card and successfully booted.
>
> But collateral damage included a broken plymouth splash screen. It is 
> now a white screen with full-height thin vertical black bars and some 
> occasionally recognizable pieces of the expected splash.
>
> I tried "sudo dpkg-reconfigure plymouth" and that did not fix it.
>
> Also in /etc/default/grub I un-commented and set GRUB_GFXMODE=1024x768 
> and then "sudo update-grub" but that did not work either.
>
> Does anyone know how to fix this?

Aere Greenway on the Lubuntu list pointed out that I mis-observed. This 
behavior was already present even before I started troubleshooting, and 
I confirmed it with a fresh installation on a spare hard drive.
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