Fix Family Lines Graph when 'unknown' places are present

Fixes #10402
2018-02-05 12:12:57 -06:00 · 2018-02-05 12:12:57 -06:00 · 2410435d8c
commit 2410435d8c
parent 6f1d6fa6b4
1 changed files with 1 additions and 1 deletions
--- a/gramps/plugins/graph/gvfamilylines.py
+++ b/gramps/plugins/graph/gvfamilylines.py
@ -1072,7 +1072,7 @@ class FamilyLinesReport(Report):

    def get_event_place(self, event):
        """ get the place of the event """
-        place_text = None
+        place_text = ''
        place_handle = event.get_place_handle()
        if place_handle:
            place = self._db.get_place_from_handle(place_handle)