You appear to have an incompatible version of the linux kernel installed, version 2.6.39-020639rc1, which is not the kernel we're shipping in natty, 2.6.38.x.x. -fglrx is only supported on the 2.6.38 kernel in natty so you'd need to move to that kernel if you want to use fglrx.
** Changed in: fglrx-installer (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to fglrx-installer in Ubuntu. https://bugs.launchpad.net/bugs/748115 Title: package fglrx 2:8.840-0ubuntu1 failed to install/upgrade: fglrx kernel module failed to build _______________________________________________ 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