[error] Repository 'openSUSE:Leap:15.5:Update' is invalid

Code:# zypper ref
...

Building repository 'brave-browser' cache ......................................................................................[done]
Forcing raw metadata refresh
Retrieving repository 'openSUSE:Leap:15.5:Update' metadata ....................................................................[error]
Repository 'openSUSE:Leap:15.5:Update' is invalid.
[http-download.opensuse.org-ff8e5a28|http://download.opensuse.org/repositories/openSUSE:/Leap:/15.5:/Update/standard/] Valid metadata not found at specified URL
History:
- [http-download.opensuse.org-ff8e5a28|http://download.opensuse.org/repositories/openSUSE:/Leap:/15.5:/Update/standard/] Repository type can't be determined.

Please check if the URIs defined for this repository are pointing to a valid repository.
Skipping repository 'openSUSE:Leap:15.5:Update' because of the above error.
Forcing raw metadata refresh
Retrieving repository 'libdvdcss repository' metadata ..........................................................................[done]
...Does anyone other have same problem please ?