same or similar problem on Ubuntu 11.10 AMD64 Here is terminal feedback sans the backtrace:
(gcm-calibrate:2395): Gcm-WARNING **: failed to get brightness: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.gnome.PowerManager was not provided by any .service files (gcm-calibrate:2395): Gcm-WARNING **: failed to set brightness: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.gnome.PowerManager was not provided by any .service files (gcm-calibrate:2395): Gcm-WARNING **: VTE: could not screenscrape: Setting up the instrument (gcm-calibrate:2395): GdkPixbuf-CRITICAL **: gdk_pixbuf_loader_write: assertion `error == NULL || *error == NULL' failed (gcm-calibrate:2395): Gcm-WARNING **: failed to load image: \xff%b\u0004" *** glibc detected *** /usr/bin/gcm-calibrate: double free or corruption (out): 0x0000000000408f90 *** -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/862992 Title: calibrate button does nothing To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-color-manager/+bug/862992/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs