libreoffice-core dependency in every install
Solution 1:
Some time ago you installed LibreOffice without success. Since this day the package manager has a problem and every time when you install something else the problem occurs.
The installation of LibreOffice collides with your OpenOffice installation.
trying to overwrite '/usr/bin/soffice', which is also in package openoffice-debian-menus 4.1.1-9775
Execute
sudo apt-get remove openoffice-debian-menus
If that does not work as in your case
sudo dpkg -r --force-all openoffice-debian-menus
Now repair your system
sudo apt-get install -f