Given TW20211118 with KDE environment, YaST modules do not start anymore with
the error message

Caller: /usr/lib64/ruby/2.7.0/rubygems/core_ext/kernel_require.rb:83:in
`require'

Details: Failed to load Module 'PackageCallbacks' due to: Failed to load Module
'CommandLine' due to: Failed to load Module 'XML' due to: libexslt.so.0: Kann
die Shared-Object-Datei nicht ���ffnen: Datei oder Verzeichnis nicht gefunden -
/usr/lib64/ruby/gems/2.7.0/gems/nokogiri-1.12.5/lib/nokogiri/nokogiri.so

Any idea? Thx.