Welcome to the forum.
What is the date of your Intel video driver?
Does Toshiba have a newer one?
This FAQ Entry explains a bit more about the video driver, and the BadDrivers.TXT file.
I think it was a Toshiba that another poster had a problem with a few months back - the more recent generic driver could not be installed over the older Toshiba one.
The solution, as I recall, was to remove the display adapter from the Device Manager, reboot and cancel any automated driver install prompts, and then install the generic driver.
Insanity is hereditary, you get it from your children
Also, what is the pixel x pixel size of the display?
I have seen messages concerning a minimum size being required
I have sometimes this 'incompatible driver message' on my Vista laptop.
I use the method found in this forum :
I delete the file BadDrivers.txt in C/Programdata/Adobe/premiereElements/9.0
and Premiere El 9 works fine.