Problem with repositories

Yes. You could paste in a comment (a line starting with #) if you don’t want to leave it empty completely

It does not matter what I do, stops at 20%. Do Not I am able to fix it, do not understand what is happening and what to do about it.

Show me the output of the terminal command

sudo apt-get update

[quote]Ign. http://dl.google.com stable InRelease
Stary http://dl.google.com stable Release.gpg
Stary http://packages.netrunner-os.com frontier-14 InRelease
Stary http://dl.google.com stable Release
Stary http://deb.opera.com stable InRelease
Stary http://packages.netrunner-os.com frontier-14/main i386 Packages
Stary http://dl.google.com stable/main i386 Packages
Stary http://deb.opera.com stable/non-free i386 Packages
Ign. http://dl.google.com stable/main Translation-pl_PL
Ign. http://deb.opera.com stable/non-free Translation-pl_PL
Ign. http://packages.netrunner-os.com frontier-14/main Translation-pl_PL
Ign. http://dl.google.com stable/main Translation-pl
Ign. http://deb.opera.com stable/non-free Translation-pl
Ign. http://packages.netrunner-os.com frontier-14/main Translation-pl
Ign. http://dl.google.com stable/main Translation-en
Ign. http://deb.opera.com stable/non-free Translation-en
Ign. http://packages.netrunner-os.com frontier-14/main Translation-en
Ign. http://security.ubuntu.com trusty-security InRelease
Błąd http://ppa.launchpad.net trusty InRelease

Błąd http://ppa.launchpad.net trusty InRelease

Błąd http://ppa.launchpad.net trusty InRelease

Błąd http://ppa.launchpad.net trusty InRelease

Błąd http://ppa.launchpad.net trusty Release.gpg
Nie udało się połączyć z ppa.launchpad.net:http:
Błąd http://ppa.launchpad.net trusty Release.gpg
Nie udało się połączyć z ppa.launchpad.net:http:
Błąd http://ppa.launchpad.net trusty Release.gpg
Nie udało się połączyć z ppa.launchpad.net:http:
Błąd http://ppa.launchpad.net trusty Release.gpg
Nie udało się połączyć z ppa.launchpad.net:http:
59% [Łączenie z archive.ubuntu.com (91.189.91.15)] [Łączenie z security.ubu[/quote]

In each of the address lines for a long time.

I also experience connection problems currently with launchpad.net though the server seems up (at http://downforeveryoneorjustme.com/launchpad.net tells me so). Maybe you have to wait and try it again later.

Today, everything works great! Many thanks for your help and patience;)
Greetings.