No; it's not an X crash. "X error" messages are due to the client (or window manager) making improper X calls.
You can use the xtrace utility to study the communication between the client and server to diagnose where it's making the wrong call. ** Package changed: xorg-server (Ubuntu) => ubuntu -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1024750 Title: Calibre crashes the window manager on start-up To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1024750/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
