Running Discover in command line
org.kde.plasma.libdiscover: error loading "flatpak-backend" "can't open library /usr/lib/qt5/plugins/discover/flatpak-backend.so: (libsodium.so.23: cannot open shared object file: No such file or directory)" QJsonObject({"IID":"org.kde.muon.AbstractResourcesBackendFactory","archreq":0,"className":"FlatpakBackendFactory","debug":false,"version":331520})
Probably libsodium
needs to be updated?