THIS IS THE RESULT : manik@manik-Vostro1510:~$ sudo apt-get install grub Reading package lists... Done Building dependency tree Reading state information... Done grub is already the newest version. The following packages were automatically installed and are no longer required: libunity6 libindicator6 libx264-116 wine1.3 unity-2d-launcher kdebase-runtime libglew1.5 libgtkspell3-0 libglewmx1.5 libminiupnpc5 libnux-1.0-0 libnux-1.0-common librhythmbox-core4 zeitgeist-extension-fts libiso9660-7 grub-pc-bin libnl3 libattica0 icc-profiles-free libapt-inst1.3 libindicator3-6 libgtkglext1 libnatpmp1 libmatroska4 unity-2d-places libllvm2.9 libsmpeg0 Use 'apt-get autoremove' to remove them. 0 upgraded, 0 newly installed, 0 to remove and 2 not upgraded. 5 not fully installed or removed. After this operation, 0 B of additional disk space will be used. Do you want to continue [Y/n]? y Setting up linux-image-3.2.0-26-generic (3.2.0-26.41) ... Running depmod. update-initramfs: deferring update (hook will be called later) Examining /etc/kernel/postinst.d. run-parts: executing /etc/kernel/postinst.d/dkms 3.2.0-26-generic /boot/vmlinuz-3.2.0-26-generic run-parts: executing /etc/kernel/postinst.d/initramfs-tools 3.2.0-26-generic /boot/vmlinuz-3.2.0-26-generic update-initramfs: Generating /boot/initrd.img-3.2.0-26-generic run-parts: executing /etc/kernel/postinst.d/pm-utils 3.2.0-26-generic /boot/vmlinuz-3.2.0-26-generic run-parts: executing /etc/kernel/postinst.d/update-notifier 3.2.0-26-generic /boot/vmlinuz-3.2.0-26-generic run-parts: executing /etc/kernel/postinst.d/zz-update-grub 3.2.0-26-generic /boot/vmlinuz-3.2.0-26-generic Searching for GRUB installation directory ... found: /boot/grub /etc/default/grub: line 24: unexpected EOF while looking for matching ``' run-parts: /etc/kernel/postinst.d/zz-update-grub exited with return code 2 Failed to process /etc/kernel/postinst.d at /var/lib/dpkg/info/linux-image-3.2.0-26-generic.postinst line 1010. dpkg: error processing linux-image-3.2.0-26-generic (--configure): subprocess installed post-installation script returned error exit status 2 Setting up linux-image-3.2.0-27-generic (3.2.0-27.43) ... Running depmod. update-initramfs: deferring update (hook will be called later) Examining /etc/kernel/postinst.d. run-parts: executing /etc/kernel/postinst.d/dkms 3.2.0-27-generic /boot/vmlinuz-3.2.0-27-generic run-parts: executing /etc/kernel/postinst.d/initramfs-tools 3.2.0-27-generic /boot/vmlinuz-3.2.0-27-generic update-initramfs: Generating /boot/initrd.img-3.2.0-27-generic run-parts: executing /etc/kernel/postinst.d/pm-utils 3.2.0-27-generic /boot/vmlinuz-3.2.0-27-generic run-parts: executing /etc/kernel/postinst.d/update-notifier 3.2.0-27-generic /boot/vmlinuz-3.2.0-27-generic run-parts: executing /etc/kernel/postinst.d/zz-update-grub 3.2.0-27-generic /boot/vmlinuz-3.2.0-27-generic Searching for GRUB installation directory ... found: /boot/grub /etc/default/grub: line 24: unexpected EOF while looking for matching ``' run-parts: /etc/kernel/postinst.d/zz-update-grub exited with return code 2 Failed to process /etc/kernel/postinst.d at /var/lib/dpkg/info/linux-image-3.2.0-27-generic.postinst line 1010. dpkg: error processing linux-image-3.2.0-27-generic (--configure): subprocess installed post-installation script returned error exit status 2 Setting up friendly-recovery (0.2.25) ... Searching for GRUB installation directory ... found: /boot/grub /etc/default/grub: line 24: unexpected EOF while looking for matching ``' dpkg: error processing friendly-recovery (--configure): subprocess installed post-installation script returned error exit status 2 dpkg: dependency problems prevent configuration of linux-image-generic: linux-image-generic depends on linux-image-3.2.0-26-generic; however: Package linux-image-3.2.0-26-generic is not configured yet. dpkg: error processing linux-image-generic (--configure): dependency problems - leaving unconfigured dpkg: dependency problems prevent configuration of linux-generic: linux-generic depends on linux-image-generic (= 3.2.0.26.28); however: Package linux-image-generic is not configured yet. dpkg: error processing linux-generic (--configure): dependency problems - leaving unconfigured No apport report written because MaxReports is reached already No apport report written because MaxReports is reached already Errors were encountered while processing: linux-image-3.2.0-26-generic linux-image-3.2.0-27-generic friendly-recovery linux-image-generic linux-generic E: Sub-process /usr/bin/dpkg returned an error code (1)