i did it but got a bunch of errors. when i installed the image file this is what has happened: sudo dpkg -i linux-image-3.1.0-030100rc10-generic_3.1.0-030100rc10.201110200610_i386.deb Selecting previously deselected package linux-image-3.1.0-030100rc10-generic. (Reading database ... 268385 files and directories currently installed.) Unpacking linux-image-3.1.0-030100rc10-generic (from linux-image-3.1.0-030100rc10-generic_3.1.0-030100rc10.201110200610_i386.deb) ... Done. Setting up linux-image-3.1.0-030100rc10-generic (3.1.0-030100rc10.201110200610) ... Running depmod. update-initramfs: deferring update (hook will be called later) Examining /etc/kernel/postinst.d. run-parts: executing /etc/kernel/postinst.d/dkms 3.1.0-030100rc10-generic /boot/vmlinuz-3.1.0-030100rc10-generic Error! Your kernel headers for kernel 3.1.0-030100rc10-generic cannot be found. Please install the linux-headers-3.1.0-030100rc10-generic package, or use the --kernelsourcedir option to tell DKMS where it's located Error! Your kernel headers for kernel 3.1.0-030100rc10-generic cannot be found. Please install the linux-headers-3.1.0-030100rc10-generic package, or use the --kernelsourcedir option to tell DKMS where it's located Error! Your kernel headers for kernel 3.1.0-030100rc10-generic cannot be found. Please install the linux-headers-3.1.0-030100rc10-generic package, or use the --kernelsourcedir option to tell DKMS where it's located run-parts: executing /etc/kernel/postinst.d/initramfs-tools 3.1.0-030100rc10-generic /boot/vmlinuz-3.1.0-030100rc10-generic update-initramfs: Generating /boot/initrd.img-3.1.0-030100rc10-generic run-parts: executing /etc/kernel/postinst.d/pm-utils 3.1.0-030100rc10-generic /boot/vmlinuz-3.1.0-030100rc10-generic run-parts: executing /etc/kernel/postinst.d/update-notifier 3.1.0-030100rc10-generic /boot/vmlinuz-3.1.0-030100rc10-generic run-parts: executing /etc/kernel/postinst.d/zz-update-grub 3.1.0-030100rc10-generic /boot/vmlinuz-3.1.0-030100rc10-generic Generating grub.cfg ... Found linux image: /boot/vmlinuz-3.1.0-030100rc10-generic Found initrd image: /boot/initrd.img-3.1.0-030100rc10-generic Found linux image: /boot/vmlinuz-3.0.0-12-generic Found initrd image: /boot/initrd.img-3.0.0-12-generic Found linux image: /boot/vmlinuz-2.6.38-11-generic Found initrd image: /boot/initrd.img-2.6.38-11-generic Found memtest86+ image: /memtest86+.bin done then i installed the header file and i got this: sudo dpkg -i linux-headers-3.1.0-030100rc10-generic_3.1.0-030100rc10.201110200610_i386.deb Selecting previously deselected package linux-headers-3.1.0-030100rc10-generic. (Reading database ... 272585 files and directories currently installed.) Unpacking linux-headers-3.1.0-030100rc10-generic (from linux-headers-3.1.0-030100rc10-generic_3.1.0-030100rc10.201110200610_i386.deb) ... dpkg: dependency problems prevent configuration of linux-headers-3.1.0-030100rc10-generic: linux-headers-3.1.0-030100rc10-generic depends on linux-headers-3.1.0-030100rc10; however: Package linux-headers-3.1.0-030100rc10 is not installed. dpkg: error processing linux-headers-3.1.0-030100rc10-generic (--install): dependency problems - leaving unconfigured Errors were encountered while processing: linux-headers-3.1.0-030100rc10-generic then i again installed the image file thinking that that would fixt the problem, but it gave more errors: sudo dpkg -i linux-image-3.1.0-030100rc10-generic_3.1.0-030100rc10.201110200610_i386.deb (Reading database ... 280660 files and directories currently installed.) Preparing to replace linux-image-3.1.0-030100rc10-generic 3.1.0-030100rc10.201110200610 (using linux-image-3.1.0-030100rc10-generic_3.1.0-030100rc10.201110200610_i386.deb) ... Done. Unpacking replacement linux-image-3.1.0-030100rc10-generic ... Examining /etc/kernel/postrm.d . run-parts: executing /etc/kernel/postrm.d/initramfs-tools 3.1.0-030100rc10-generic /boot/vmlinuz-3.1.0-030100rc10-generic run-parts: executing /etc/kernel/postrm.d/zz-update-grub 3.1.0-030100rc10-generic /boot/vmlinuz-3.1.0-030100rc10-generic Setting up linux-image-3.1.0-030100rc10-generic (3.1.0-030100rc10.201110200610) ... Running depmod. update-initramfs: deferring update (hook will be called later) Not updating initrd symbolic links since we are being updated/reinstalled (3.1.0-030100rc10.201110200610 was configured last, according to dpkg) Not updating image symbolic links since we are being updated/reinstalled (3.1.0-030100rc10.201110200610 was configured last, according to dpkg) Examining /etc/kernel/postinst.d. run-parts: executing /etc/kernel/postinst.d/dkms 3.1.0-030100rc10-generic /boot/vmlinuz-3.1.0-030100rc10-generic Error! Bad return status for module build on kernel: 3.1.0-030100rc10-generic (i686) Consult /var/lib/dkms/nvidia-current/280.13/build/make.log for more information. Error! Bad return status for module build on kernel: 3.1.0-030100rc10-generic (i686) Consult /var/lib/dkms/virtualbox/4.1.2/build/make.log for more information. Error! Bad return status for module build on kernel: 3.1.0-030100rc10-generic (i686) Consult /var/lib/dkms/nvidia-173/173.14.30/build/make.log for more information. run-parts: executing /etc/kernel/postinst.d/initramfs-tools 3.1.0-030100rc10-generic /boot/vmlinuz-3.1.0-030100rc10-generic update-initramfs: Generating /boot/initrd.img-3.1.0-030100rc10-generic run-parts: executing /etc/kernel/postinst.d/pm-utils 3.1.0-030100rc10-generic /boot/vmlinuz-3.1.0-030100rc10-generic run-parts: executing /etc/kernel/postinst.d/update-notifier 3.1.0-030100rc10-generic /boot/vmlinuz-3.1.0-030100rc10-generic run-parts: executing /etc/kernel/postinst.d/zz-update-grub 3.1.0-030100rc10-generic /boot/vmlinuz-3.1.0-030100rc10-generic Generating grub.cfg ... Found linux image: /boot/vmlinuz-3.1.0-030100rc10-generic Found initrd image: /boot/initrd.img-3.1.0-030100rc10-generic Found linux image: /boot/vmlinuz-3.0.0-12-generic Found initrd image: /boot/initrd.img-3.0.0-12-generic Found linux image: /boot/vmlinuz-2.6.38-11-generic Found initrd image: /boot/initrd.img-2.6.38-11-generic Found memtest86+ image: /memtest86+.bin done so i am not sure if it works properly or what is the deal. i will try to restart now let's see what happens. ml, Gabor On 10/19/2011 11:57 PM, Joseph Salisbury wrote: > You can install the debs from: > > http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.1-rc10-oneiric/ > > You will want the 32bit debs. They can be installed with: > > sudo dpkg -i linux-image-3.1.0-0301rc10-generic_3.1.0-0301rc10.201110190851_i386.deb > sudo dpkg -i linux-headers-3.1.0-0301rc10-generic_3.1.0-0301rc10.201110190851_i386.deb >