Comment 11 for bug 1292396

I seem to have a similar problem with flashback: It shows up when I try to install (or as part of the distribution upgrade) Here's a log of my attempts for fix it.

root@ronis-netbook:~# apt-get upgrade
Reading package lists... Done
Building dependency tree... 50%
Reading state information... Done
You might want to run 'apt-get -f install' to correct these.
The following packages have unmet dependencies:
 gnome-flashback : Depends: gnome-flashback-common (= 3.14.0-3ubuntu11) but it is not installed
E: Unmet dependencies. Try using -f.

root@ronis-netbook:~# apt-get -f install
Reading package lists... Done
Building dependency tree... 50%
Reading state information... Done
Correcting dependencies... Done
The following extra packages will be installed:
  gnome-flashback-common
The following NEW packages will be installed:
  gnome-flashback-common
0 upgraded, 1 newly installed, 0 to remove and 27 not upgraded.
2014 not fully installed or removed.
Need to get 0 B/19.9 kB of archives.
After this operation, 234 kB of additional disk space will be used.
Do you want to continue? [Y/n]
(Reading database ... 1973726 files and directories currently installed.)
Preparing to unpack .../gnome-flashback-common_3.14.0-3ubuntu11_all.deb ...
Unpacking gnome-flashback-common (3.14.0-3ubuntu11) ...
dpkg: error processing archive /var/cache/apt/archives/gnome-flashback-common_3.14.0-3ubuntu11_all.deb (--unpack):
 trying to overwrite '/etc/xdg/menus/gnome-flashback-applications.menu', which is also in package gnome-menus 3.10.1-0ubuntu5
Errors were encountered while processing:
 /var/cache/apt/archives/gnome-flashback-common_3.14.0-3ubuntu11_all.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)

I found a similar problem which seemed bo be fixed by (re)installing compiz

root@ronis-netbook:~# apt-geKet install compiz
Reading package lists... Done
Building dependency tree... 50%
Reading state information... Done
You might want to run 'apt-get -f install' to correct these:
The following packages have unmet dependencies:
 compiz : Depends: compiz-gnome but it is not going to be installed
 gnome-flashback : Depends: gnome-flashback-common (= 3.14.0-3ubuntu11) but it is not going to be installed
E: Unmet dependencies. Try 'apt-get -f install' with no packages (or specify a solution).

root@ronis-netbook:~# apt-get -f install
Reading package lists... Done
Building dependency tree... 50%
Reading state information... Done
Correcting dependencies... Done
The following extra packages will be installed:
  gnome-flashback-common
The following NEW packages will be installed:
  gnome-flashback-common
0 upgraded, 1 newly installed, 0 to remove and 27 not upgraded.
2014 not fully installed or removed.
Need to get 0 B/19.9 kB of archives.
After this operation, 234 kB of additional disk space will be used.
Do you want to continue? [Y/n]
(Reading database ... 1973726 files and directories currently installed.)
Preparing to unpack .../gnome-flashback-common_3.14.0-3ubuntu11_all.deb ...
Unpacking gnome-flashback-common (3.14.0-3ubuntu11) ...
dpkg: error processing archive /var/cache/apt/archives/gnome-flashback-common_3.14.0-3ubuntu11_all.deb (--unpack):
 trying to overwrite '/etc/xdg/menus/gnome-flashback-applications.menu', which is also in package gnome-menus 3.10.1-0ubuntu5
Errors were encountered while processing:
 /var/cache/apt/archives/gnome-flashback-common_3.14.0-3ubuntu11_all.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)

root@ronis-netbook:~# apt-get -f install
Reading package lists... Done
Building dependency tree... 97%
Reading state information... Done
Correcting dependencies... Done
The following extra packages will be installed:
  gnome-flashback-common
The following NEW packages will be installed:
  gnome-flashback-common
0 upgraded, 1 newly installed, 0 to remove and 27 not upgraded.
2014 not fully installed or removed.
Need to get 0 B/19.9 kB of archives.
After this operation, 234 kB of additional disk space will be used.
Do you want to continue? [Y/n]
(Reading database ... 1973726 files and directories currently installed.)
Preparing to unpack .../gnome-flashback-common_3.14.0-3ubuntu11_all.deb ...
Unpacking gnome-flashback-common (3.14.0-3ubuntu11) ...
dpkg: error processing archive /var/cache/apt/archives/gnome-flashback-common_3.14.0-3ubuntu11_all.deb (--unpack):
 trying to overwrite '/etc/xdg/menus/gnome-flashback-applications.menu', which is also in package gnome-menus 3.10.1-0ubuntu5
Errors were encountered while processing:
 /var/cache/apt/archives/gnome-flashback-common_3.14.0-3ubuntu11_all.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)

root@ronis-netbook:~# a@pt-get install compiz
Reading package lists... Done
Building dependency tree... 50%
Reading state information... Done
You might want to run 'apt-get -f install' to correct these:
The following packages have unmet dependencies:
 compiz : Depends: compiz-gnome but it is not going to be installed
 gnome-flashback : Depends: gnome-flashback-common (= 3.14.0-3ubuntu11) but it is not going to be installed
E: Unmet dependencies. Try 'apt-get -f install' with no packages (or specify a solution).

root@ronis-netbook:~# apt-get install compiz-gnome
Reading package lists... Done
Building dependency tree... 50%
Reading state information... Done
You might want to run 'apt-get -f install' to correct these:
The following packages have unmet dependencies:
 compiz-gnome : Depends: libcompizconfig0 but it is not going to be installed
  Depends: gconf2 (>= 2.28.1-2) but it is not going to be installed
 gnome-flashback : Depends: gnome-flashback-common (= 3.14.0-3ubuntu11) but it is not going to be installed
E: Unmet dependencies. Try 'apt-get -f install' with no packages (or specify a solution).

root@ronis-netbook:~# ~apt-get autoremove
Reading package lists... Done
Building dependency tree... 50%
Reading state information... Done
You might want to run 'apt-get -f install' to correct these.
The following packages have unmet dependencies:
 gnome-flashback : Depends: gnome-flashback-common (= 3.14.0-3ubuntu11) but it is not installed
E: Unmet dependencies. Try using -f.