Maybe there is some conflict with library directories in 64 bit ubuntu:
-----------------------
$ locate libGL.so.1.2
/usr/lib/fglrx/libGL.so.1.2
/usr/lib/mesa/libGL.so.1.2
/usr/lib32/fglrx/libGL.so.1.2
/usr/lib32/mesa/libGL.so.1.2
$
There is no libGL.so.1.2 in /usr/lib...
Maybe there is some conflict with library directories in 64 bit ubuntu: ------- ------- -- fglrx/libGL. so.1.2 mesa/libGL. so.1.2 fglrx/libGL. so.1.2 mesa/libGL. so.1.2
-------
$ locate libGL.so.1.2
/usr/lib/
/usr/lib/
/usr/lib32/
/usr/lib32/
$
There is no libGL.so.1.2 in /usr/lib...