diff -r 780939fc06da -r 38afb7e23c6c server/sqlutils.py
--- a/server/sqlutils.py	Fri Dec 18 09:10:20 2015 +0100
+++ b/server/sqlutils.py	Fri Dec 18 09:37:15 2015 +0100
@@ -495,7 +495,8 @@
                 found_date = False
                 for row, rowdesc in zip(rset, rset.description):
                     for cellindex, (value, vtype) in enumerate(zip(row, rowdesc)):
-                        if vtype in ('Date', 'Datetime') and isinstance(value, text_type):
+                        if vtype in ('TZDatetime', 'Date', 'Datetime') \
+                           and isinstance(value, text_type):
                             found_date = True
                             value = value.rsplit('.', 1)[0]
                             try: