It seems it has been fixed upstream: https://bugs.kde.org/show_bug.cgi?id=438632
- Bug#992657: kio: Invalid escape sequence in /usr/share/kse... Francois Marier
- Bug#992657: kio: Invalid escape sequence in /usr/shar... Angel Aguilera
It seems it has been fixed upstream: https://bugs.kde.org/show_bug.cgi?id=438632