Thank you Greg! It is working now! Thank you for the detailed explanation. Have a good day :)
On 18 July 2017 at 15:49, Greg Wooledge <wool...@eeg.ccf.org> wrote: > On Tue, Jul 18, 2017 at 03:41:10PM +0200, Ferenc Radics wrote: > > root@xy:/# apt-cache policy libsybdb5 > > libsybdb5: > > Installed: (none) > > Candidate: (none) > > Version table: > > > root@xy:/# cat /etc/apt/sources.list > > #deb cdrom:[Debian GNU/Linux 8.6.0 _Jessie_ - Official amd64 DVD Binary-1 > > 20160917-14:25]/ jessie contrib main > > > > deb cdrom:[Debian GNU/Linux 8.6.0 _Jessie_ - Official amd64 DVD Binary-1 > > 20160917-14:25]/ jessie contrib main > > > > deb http://security.debian.org/ jessie/updates main contrib > > deb-src http://security.debian.org/ jessie/updates main contrib > > Your sources.list is incomplete. All you have are one DVD and the > security updates, but not a regular Internet mirror for the rest of > the Debian packages that aren't on your DVD. > > Assuming this machine actually *has* Internet connectivity, what you > want to do is add a regular Internet mirror (and then probably also > comment out the DVD line, unless you like being prompted to insert > the DVD to save bandwidth). > > For example: > > deb http://deb.debian.org/debian/ jessie main contrib > deb-src http://deb.debian.org/debian/ jessie main contrib > > deb http://security.debian.org/ jessie/updates main contrib > deb-src http://security.debian.org/ jessie/updates main contrib > > > If the machine does *not* have Internet connectivity, then you're going > to have to sneakernet the libsybdb5 package onto it manually. Plus > any other packages that are needed, but which aren't on your DVD. > >