How to resolve 'Failed to connect to bus: No such file or directory' in openSUSE

Please, take a look at, your repository list with “zypper repos --details”.
Please, check for an entry with the “Type” of ‘NONE’.

  • The URI for that entry is probably indicating a path which is a device on your system.
    Which, is the removable medium you used to install your system – which, almost certainly, has been removed from your system – it is after all, a “removable” medium …

Simply, disable «DO NOT DELETE or REMOVE» the repository which is your installation medium.