Warning, /office/kbibtex-testset/bib/umlaut-in-filename.bib is written in an unsupported language. File is not indexed.

 @comment{x-kbibtex-encoding=utf-8}
 
 @misc{umlautinfilename,
         author = {Thomas Fischer},
         localfile = {ümläüt-in-filenäme.txt},
         title = {{Some Umlauts in Filenames}},
         year = {2013}
 }