I downgraded xorg_7.5~3ubuntu2_i386.deb packages to xorg_7.4+3ubuntu10_i386.deb on my x86 system and now work fine again.
I downgraded xorg_7. 5~3ubuntu2_ i386.deb packages to xorg_7. 4+3ubuntu10_ i386.deb on my x86 system and now work fine again.