Is it still an issue ? Do you you have the full support of German on your system (you can look at language-selector program to check it). Also, the screenshot appear to be a dialog from gtk itself, not pcmanfm.
Is it still an issue ? Do you you have the full support of German on your system (you can look at language-selector program to check it). Also, the screenshot appear to be a dialog from gtk itself, not pcmanfm.