& :~$ compiz --display :0.0 --only-current-screen --replace & Checking for Xgl: [1] 7630 & :~$ not present. Detected PCI ID for VGA: 01:00.0 0300: 10de:0191 (rev a2) (prog-if 00 [VGA controller]) 0a:00.0 0300: 10de:0191 (rev a2) (prog-if 00 [VGA controller]) Checking for texture_from_pixmap: present. Checking for non power of two support: present. Checking for Composite extension: present. Comparing resolution (2560x1600 1440x900) to maximum 3D texture size (8192 8192): [: 388: 8192: unexpected operator [: 388: 8192: unexpected operator Passed. Checking for nVidia: present. Checking for FBConfig: present. Checking for Xgl: not present. /usr/bin/compiz.real (video) - Warn: No 8 bit GLX pixmap format, disabling YV12 image format Attempted to unregister path (path[0] = org path[1] = freedesktop) which isn't registered Attempted to unregister path (path[0] = org path[1] = freedesktop) which isn't registered Attempted to unregister path (path[0] = org path[1] = freedesktop) which isn't registered *** glibc detected *** /usr/bin/compiz.real: double free or corruption (!prev): 0x000000000084b890 *** compiz --display :0.0 --only-current-screen --replace & [2] 7678 & :~$ Checking for Xgl: not present. Detected PCI ID for VGA: 01:00.0 0300: 10de:0191 (rev a2) (prog-if 00 [VGA controller]) 0a:00.0 0300: 10de:0191 (rev a2) (prog-if 00 [VGA controller]) Checking for texture_from_pixmap: present. Checking for non power of two support: present. Checking for Composite extension: present. Comparing resolution (2560x1600 1440x900) to maximum 3D texture size (8192 8192): [: 388: 8192: unexpected operator [: 388: 8192: unexpected operator Passed. Checking for nVidia: present. Checking for FBConfig: present. Checking for Xgl: not present. /usr/bin/compiz.real (video) - Warn: No 8 bit GLX pixmap format, disabling YV12 image format compiz --display :0.1 --only-current-screen --replace & [3] 7728 & :~$ Checking for Xgl: not present. Detected PCI ID for VGA: 01:00.0 0300: 10de:0191 (rev a2) (prog-if 00 [VGA controller]) 0a:00.0 0300: 10de:0191 (rev a2) (prog-if 00 [VGA controller]) Checking for texture_from_pixmap: present. Checking for non power of two support: present. Checking for Composite extension: present. Comparing resolution (2560x1600 1440x900) to maximum 3D texture size (8192 8192): [: 388: 8192: unexpected operator [: 388: 8192: unexpected operator Passed. Checking for nVidia: present. Checking for FBConfig: present. Checking for Xgl: not present. /usr/bin/compiz.real (video) - Warn: No 8 bit GLX pixmap format, disabling YV12 image format DISPLAY=:0.0 avant-window-navigator & [4] 7776 & :~$ Screen is composited. APPLET : /usr/lib/awn/applets/taskman.desktop DISPLAY=:0.1 avant-window-navigator & [5] 7793 & :~$ Screen is composited. APPLET : /usr/lib/awn/applets/taskman.desktop disown -a & :~$