From two different computers running OS 15.4
First one
AlphaTauri:~ # zypper up
Retrieving repository 'Update repository of openSUSE Backports' metadata ........................................................................[done]
Building repository 'Update repository of openSUSE Backports' cache .............................................................................[done]
Loading repository data...
Reading installed packages...
The following 13 package updates will NOT be installed:
haveged libargon2-1 libbsd0 libcap-ng0 libfido2-1 libheif1 libjavascriptcoregtk-4_0-18 libjavascriptcoregtk-4_1-0 libtag1 libwebkit2gtk-4_0-37
libwebkit2gtk-4_1-0 libzbar0 mozilla-nspr
Nothing to do.
AlphaTauri:~ #
Second one
ndromeda:~ # zypper clean
All repositories have been cleaned up.
andromeda:~ # zypper ref
Repository 'NVIDIA' is up to date.
Repository 'Publishing Tools and Libraries (openSUSE_Leap_15.4)' is up to date.
Repository 'devel:tools' is up to date.
Repository 'graphics' is up to date.
Repository 'home:wkazubski' is up to date.
Repository 'ms-team' is up to date.
Repository 'network' is up to date.
Repository 'openSUSE-Leap-15.4-1' is up to date.
Repository 'Mozilla' is up to date.
Repository 'Hardware:sdr' is up to date.
Repository 'packages-microsoft-com-prod' is up to date.
Repository 'packman' is up to date.
Repository 'Update repository with updates for openSUSE Leap debuginfo packages from openSUSE Backports' is up to date.
Retrieving repository 'Update repository of openSUSE Backports' metadata .......................................................................[error]
Repository 'Update repository of openSUSE Backports' is invalid.
[repo-backports-update|http://download.opensuse.org/update/leap/15.4/backports/] Valid metadata not found at specified URL
History:
- File './repodata/9622898476d7ef86e3f5fa41129d1c10c4e536fd48152b324b512c473f82556a-deltainfo.xml.gz' not found on medium 'http://download.opensuse.org/update/leap/15.4/backports/'
- Can't provide ./repodata/9622898476d7ef86e3f5fa41129d1c10c4e536fd48152b324b512c473f82556a-deltainfo.xml.gz
Please check if the URIs defined for this repository are pointing to a valid repository.
Skipping repository 'Update repository of openSUSE Backports' because of the above error.
Repository 'Non-OSS Repository' is up to date.
Repository 'Main Repository' is up to date.
Repository 'Update repository with debuginfo for updates from SUSE Linux Enterprise 15' is up to date.
Repository 'Update repository with updates from SUSE Linux Enterprise 15' is up to date.
Repository 'Main Update Repository' is up to date.
Repository 'Update Repository (Non-Oss)' is up to date.
Repository 'snappy' is up to date.
Repository 'Sublime Text - x86_64 - Stable' is up to date.
Repository 'TeamViewer - x86_64' is up to date.
Repository 'vscode' is up to date.
Some of the repositories have not been refreshed because of an error.
andromeda:~ #
The fist one failed same way that second one some minutes ago. Kind of random error. Maybe they are updating the server