Comment 25 for bug 124519

If I run unmodified /usr/bin/compiz --replace

Checking for Xgl: not present.
Detected PCI ID for VGA: 01:00.0 0300: 1002:4c66 (rev 01) (prog-if 00 [VGA])
Checking for texture_from_pixmap: not present.
Trying again with indirect rendering:
Checking for texture_from_pixmap: present.
Checking for non power of two support: present.
Checking for Composite extension: present.
Comparing resolution (1280x800) to maximum 3D texture size (1024): Failed.
aborting and using fallback: /usr/bin/metacity

try to comment out lines 229 to 232 in /usr/bin/compiz and see if it enables composition

Andry