Fresh install, English, but selected German for desktop

~> solaar
Traceback (most recent call last):
  File "/usr/bin/solaar", line 43, in <module>
    import solaar.gtk
  File "/usr/lib/python2.7/site-packages/solaar/gtk.py", line 25, in <module>
    import solaar.i18n as _i18n
  File "/usr/lib/python2.7/site-packages/solaar/i18n.py", line 47, in <module>
    locale.setlocale(locale.LC_ALL, '')
  File "/usr/lib64/python2.7/locale.py", line 581, in setlocale
    return _setlocale(category, locale)
locale.Error: unsupported locale setting

Bug ID	1095451
Summary	solaar does not start
Classification	openSUSE
Product	openSUSE Distribution
Version	Leap 15.0
Hardware	i686
OS	Linux
Status	NEW
Severity	Normal
Priority	P5 - None
Component	X11 Applications
Assignee	bnc-team-screening@forge.provo.novell.com
Reporter	eva.brucherseifer@basyskom.de
QA Contact	qa-bugs@suse.de
Found By	---
Blocker	---