Comment # 4 on bug 954505 from Luciano Santos

A user have reported that when trying to install TW 20180222 with German locale
(de_DE.UTF-8) he got this same error in Keyboard Settings (required for
vconsole):  
malformed format string - % ...  
/usr/lib64/ruby/gems/2.5.0/gems/fast_gettext-1.6.0/lib/fast_gettext/vendor/string.rb:70:in
`%'