Fix.

shared/utils/dateformat.py

@@ -117,7 +117,7 @@ def format_date_range(from_date, to_date, variant=DEFAULT_VARIANT):
         if from_date:
             f = date_format(from_date, get_format(from_format, lang=get_language()))
         if to_date:
-            t = date_format(to_date, get_format(to_format), lang=get_language())
+            t = date_format(to_date, get_format(to_format, lang=get_language()))
 
         separator = get_format('DATE_RANGE_SEPARATOR', lang=get_language()) or " - "
         return separator.join((f, t))
@@ -158,7 +158,7 @@ def format_time_range(from_time, to_time, variant=DEFAULT_VARIANT):
         if from_time:
             f = time_format(from_time, get_format(from_format, lang=get_language()))
         if to_time:
-            t = time_format(to_time, get_format(to_format), lang=get_language())
+            t = time_format(to_time, get_format(to_format, lang=get_language()))
 
         separator = get_format('DATE_RANGE_SEPARATOR', lang=get_language()) or "–"
         return separator.join((f, t))