root@ubuntu:/# apt-get install linux-generic
Reading package lists... Done
Building dependency tree
Reading state information... Done
linux-generic is already the newest version.
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
3 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Do you want to continue? [Y/n]
E: Can not write log (Is /dev/pts mounted?) - openpty (2: No such file or directory)
Setting up linux-image-extra-3.13.0-36-generic (3.13.0-36.63) ...
Internal Error: Could not find image (/boot/vmlinuz-3.13.0-36-generic)
dpkg: error processing package linux-image-extra-3.13.0-36-generic (--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-extra-3.13.0-36-generic; however:
  Package linux-image-extra-3.13.0-36-generic is not configured yet.

dpkg: error processing package linux-image-generic (--configure):
 dependency problems - leaving unconfigured
dpkg: dependency problems prevent configuration of linux-generic:
 linux-generic depends on linux-image-generic (= 3.13.0.36.43); however:
  Package linux-image-generic is not configured yet.

dpkg: error processing package linux-generic (--configure):
 dependency problems - leaving unconfigured
No apport report written because the error message indicates its a followup error from a previous failure.
No apport report written because the error message indicates its a followup error from a previous failure.
Errors were encountered while processing:
 linux-image-extra-3.13.0-36-generic
 linux-image-generic
 linux-generic
E: Sub-process /usr/bin/dpkg returned an error code (1)
root@ubuntu:/# ls /boot/
grub  lost+found  memtest86+.bin  memtest86+.elf  memtest86+_multiboot.bin