I assume it's the same error as your nvidia counterpart above, the update overwrites libglx.so that was overwritten by your manual install. The ubuntu reinstall of fglrx fixed it. Can you remove the ubuntu package and reinstall that version of the driver you were using before to be sure?
I assume it's the same error as your nvidia counterpart above, the update overwrites libglx.so that was overwritten by your manual install. The ubuntu reinstall of fglrx fixed it. Can you remove the ubuntu package and reinstall that version of the driver you were using before to be sure?