I'm having the same problem after compiling a custom kernel using kernel-package:
$ sudo make-kpkg --initrd --append-to-version=-nostradamus kernel_image kernel_headers $ sudo dpkg -i linux- image-2.6.27.10-nostradamus_2.6.27.10-nostradamus-10.00.Custom_amd64.deb Selecting previously deselected package linux-image-2.6.27.10-nostradamus. (Reading database ... 147895 files and directories currently installed.) Unpacking linux-image-2.6.27.10-nostradamus (from linux-image-2.6.27.10-nostradamus_2.6.27.10-nostradamus-10.00.Custom_amd64.deb) ... Done. Setting up linux-image-2.6.27.10-nostradamus (2.6.27.10-nostradamus-10.00.Custom) ... Running depmod. Finding valid ramdisk creators. Using mkinitramfs-kpkg to build the ramdisk. Examining /etc/kernel/postinst.d. run-parts: executing /etc/kernel/postinst.d/dkms run-parts: executing /etc/kernel/postinst.d/nvidia-common run-parts: /etc/kernel/postinst.d/nvidia-common exited with return code 20 Failed to process /etc/kernel/postinst.d at /var/lib/dpkg/info/linux-image-2.6.27.10-nostradamus.postinst line 1181. dpkg: error processing linux-image-2.6.27.10-nostradamus (--install): subprocess post-installation script returned error exit status 2 Errors were encountered while processing: linux-image-2.6.27.10-nostradamus -- dkms - error when installing custom kernel https://bugs.launchpad.net/bugs/292606 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs