Can't update my system

**I’m currently unable to update my system. Here’s what happens when I try via zypper:

#** LC_ALL=C zypper ref && zypper up
Repository ‘nVidia Graphics Drivers’ is up to date.
Repository ‘Main Repository (NON-OSS)’ is up to date.
Repository ‘Main Repository (OSS)’ is up to date.
Repository ‘Huvuduppderingsförråd’ is up to date.
Repository ‘dvd’ is up to date.
Repository ‘Packman Repository’ is up to date.
File ‘/repodata/repomd.xml’ not found on medium ‘http://download.opensuse.org/repositories/multimedia:/apps/openSUSE_Leap_42.1/

Abort, retry, ignore? [a/r/i/? shows all options] (a):

Am NON-Technical,

For Self usually works OK with this command as single line on terminal :

 **sudo zypper refresh ; sudo zypper up ; sudo zypper ps ;**

The root password is then asked for once, unless the update takes ages.

Occasional problem as the source not available, then just leave for half hour and try again.

.

This repo doesn’t exist any more, it has been deleted.
Enter that URL in your web browser’s address line to see… :wink:

The reason: 42.1 is out of maintenance since over a week:
https://en.opensuse.org/Lifetime

You should upgrade to 42.2 or 42.3 (the latter is still in beta though).