I wanted text-boot and tried to activate it with "GRUB_TERMINAL=console". Since then i got the "no videomode set" error.
The problem coubd be solved with "GRUB_CMDLINE_LINUX_DEFAULT=noplymouth"(for text-mode) and "#GRUB_TERMINAL=console"("GRUB_TERMINAL=console" caused the problem on my machine)
I had the same problem on my t430 with 14.04 LTS
I wanted text-boot and tried to activate it with "GRUB_TERMINAL= console" . Since then i got the "no videomode set" error.
The problem coubd be solved with "GRUB_CMDLINE_ LINUX_DEFAULT= noplymouth" (for text-mode) and "#GRUB_ TERMINAL= console" ("GRUB_ TERMINAL= console" caused the problem on my machine)
Hope this helps