diff --git a/rowers/c2stuff.py b/rowers/c2stuff.py
index c0d53ec2..33c2ef2c 100644
--- a/rowers/c2stuff.py
+++ b/rowers/c2stuff.py
@@ -682,8 +682,11 @@ def createc2workoutdata(w):
         w.timezone = 'UTC'
         w.save()
 
-    wendtime = w.startdatetime.astimezone(pytz.timezone(
-        w.timezone))+datetime.timedelta(seconds=makeseconds(durationstr))
+    try:
+        wendtime = w.startdatetime.astimezone(pytz.timezone(
+            w.timezone))+datetime.timedelta(seconds=makeseconds(durationstr))
+    except UnknownTimeZoneError:
+        wendtime = w.startdatetime+datetime.timedelta(seconds=makeseconds(durationstr))
 
     data = {
         "type": mytypes.c2mapping[workouttype],
diff --git a/rowers/dataroutines.py b/rowers/dataroutines.py
index c942b47a..94398d17 100644
--- a/rowers/dataroutines.py
+++ b/rowers/dataroutines.py
@@ -876,9 +876,10 @@ def checkduplicates(r, workoutdate, workoutstartdatetime, workoutenddatetime):
         t = ww.duration
         delta = datetime.timedelta(
             hours=t.hour, minutes=t.minute, seconds=t.second)
-        enddatetime = ww.startdatetime+delta
-        if enddatetime > workoutstartdatetime:
-            ws2.append(ww)
+        if ww.startdatetime is not None:
+            enddatetime = ww.startdatetime+delta
+            if enddatetime > workoutstartdatetime:
+                ws2.append(ww)
 
     if (len(ws2) != 0):
         duplicate = True
diff --git a/rowers/views/apiviews.py b/rowers/views/apiviews.py
index ebf51345..c04f605a 100644
--- a/rowers/views/apiviews.py
+++ b/rowers/views/apiviews.py
@@ -271,6 +271,13 @@ def strokedatajson_v3(request):
 
     startdatetime = pendulum.parse(startdatetime)
 
+    dologging('apilog.log',workouttype)
+    dologging('apilog.log',boattype)
+    dologging('apilog.log',notes)
+    dologging('apilog.log',title)
+    dologging('apilog.log',totalDistance)
+    dologging('apilog.log',elapsedTime)
+
     df = pd.DataFrame()
     try:
         strokes = request.data['strokes']
@@ -298,7 +305,10 @@ def strokedatajson_v3(request):
     _ = data.to_csv(csvfilename, index_label='index', compression='gzip')
 
     duration = datetime.time(0,0,1)
-    w = Workout(user=request.user.rower,date=timezone.now().date(),duration=duration)
+    w = Workout(
+        user=request.user.rower,
+        date=timezone.now().date(),
+        duration=duration)
     w.save()
     
     uploadoptions = {
diff --git a/rowers/views/workoutviews.py b/rowers/views/workoutviews.py
index fa11f4cd..0e224487 100644
--- a/rowers/views/workoutviews.py
+++ b/rowers/views/workoutviews.py
@@ -5211,7 +5211,6 @@ def workout_upload_api(request):
     # sync related IDs
     c2id = post_data.get('c2id', '')
     workoutid = post_data.get('id','')
-
     startdatetime = post_data.get('startdatetime', '')
     oarlockfirmware = post_data.get('oarlockfirmware', None)
     inboard = post_data.get('inboard', None)