diff --git a/rowers/models.py b/rowers/models.py
index 8ab4eb1f..f9d3f0a2 100644
--- a/rowers/models.py
+++ b/rowers/models.py
@@ -578,12 +578,16 @@ def course_length(course):
 
         totaldist += 1000.*dist[0]
 
-    vector = get_dir_vector(polygons[0],polygons[1])
-    deltastart = get_delta(vector,polygons[0])
+    try:
+        vector = get_dir_vector(polygons[0],polygons[1])
+        deltastart = get_delta(vector,polygons[0])
 
-    polygons = polygons.reverse()
-    vector = get_dir_vector(polygons[0],polygons[1])
-    deltafinish = get_delta(vector,polygons[0])
+        polygons = polygons.reverse()
+        vector = get_dir_vector(polygons[0],polygons[1])
+        deltafinish = get_delta(vector,polygons[0])
+    except IndexError:
+        deltastart = 0
+        deltafinish = 0
 
     return int(totaldist-deltastart-deltafinish)
 
@@ -2644,14 +2648,31 @@ class VirtualRaceForm(ModelForm):
             startdatetime
         )
 
-        end_time = cd['end_time']
+        try:
+            end_time = cd['end_time']
+        except KeyError:
+            raise forms.ValidationError(
+            'Must have end time',
+            code='missing endtime'
+            )
+
+
         if end_time is None:
             raise forms.ValidationError(
                 'Must have end time',
                 code='missing endtime'
                 )
 
-        end_date = cd['enddate']
+        try:
+            end_date = cd['enddate']
+        except KeyError:
+            raise forms.ValidationError(
+                'Missing or invalid end date',
+                code='missing end date'
+            )
+
+
+
         enddatetime = datetime.datetime.combine(end_date,end_time)
         enddatetime = pytz.timezone(timezone_str).localize(
             enddatetime
diff --git a/rowers/rower_rules.py b/rowers/rower_rules.py
index f7e84f80..b41bf069 100644
--- a/rowers/rower_rules.py
+++ b/rowers/rower_rules.py
@@ -147,8 +147,10 @@ def is_protrial(user):
     return False
 
 
+
 ispromember = is_promember | is_protrial
 
+
 can_have_teams = ispromember | is_coach
 
 @rules.predicate
@@ -202,8 +204,13 @@ def can_add_session(user):
 def can_plan(user):
     if user.is_anonymous:
         return False
-
-    return user.rower.rowerplan in ['plan','coach','freecoach']
+    if user.rower.rowerplan in ['plan','coach']:
+        return True
+    if user.rower.rowerplan in ['basic','pro']:
+        return user.rower.plantrialexpires >= datetime.date.today()
+    if user.rower.rowerplan == 'freecoach':
+        if user.rower.mycoachgroup is not None:
+            return len(user.rower.mycoachgroup)>=4
 
 # checks if rower is coach of user (or is user himself)
 @rules.predicate
diff --git a/rowers/templates/developers.html b/rowers/templates/developers.html
index 51dd5ce6..50b3e667 100644
--- a/rowers/templates/developers.html
+++ b/rowers/templates/developers.html
@@ -194,7 +194,7 @@
     <p>The payload is application/json data and looks as follows:</p>
 
     <p><pre>
-    {'data':
+    {"data":
     [
     {"distance":5, "power": 112, "hr": 132, "pace": 145800, "spm": 11, "time": 0},
     {"distance":12, "power": 221, "hr": 131, "pace": 116400, "spm": 41, "time": 2200},
diff --git a/rowers/underarmourstuff.py b/rowers/underarmourstuff.py
index 7d68d2c3..68623782 100644
--- a/rowers/underarmourstuff.py
+++ b/rowers/underarmourstuff.py
@@ -152,8 +152,8 @@ def createunderarmourworkoutdata(w):
     haslatlon=1
 
     try:
-        lat = row.df[' latitude'].tolist()
-        lon = row.df[' longitude'].tolist()
+        lat = row.df[' latitude']
+        lon = row.df[' longitude']
         if not lat.std() and not lon.std():
             haslatlon = 0
     except KeyError:
diff --git a/rowers/views/apiviews.py b/rowers/views/apiviews.py
index c0290179..c6e068d8 100644
--- a/rowers/views/apiviews.py
+++ b/rowers/views/apiviews.py
@@ -96,7 +96,7 @@ def strokedatajson_v2(request,id):
     try:
         id = int(id)
     except ValueError:
-        return HttpResponse("Not a valid workout number",stauts=400)
+        return HttpResponse("Not a valid workout number",status=400)
 
     if request.method == 'GET':
         columns = ['spm','time','hr','pace','power','distance']
@@ -112,9 +112,10 @@ def strokedatajson_v2(request,id):
     if request.method == 'POST':
         checkdata, r = dataprep.getrowdata_db(id=row.id)
         if not checkdata.empty:
-            return HttpResponse("Duplicate Error",400)
+            return HttpResponse("Duplicate Error",status=400)
 
         df = pd.DataFrame()
+        print(request.POST)
 
         try:
             df = pd.read_json(request.POST['data'],orient='split')
@@ -122,7 +123,7 @@ def strokedatajson_v2(request,id):
             try:
                 df = pd.read_json(request.POST['strokedata'],orient='split')
             except:
-                return HttpResponse("No JSON object could be decoded",400)
+                return HttpResponse("No JSON object could be decoded",status=400)
 
         df.index = df.index.astype(int)
         df.sort_index(inplace=True)
@@ -134,12 +135,12 @@ def strokedatajson_v2(request,id):
             try:
                 time = df['t']/10.
             except KeyError:
-                return HttpResponse("Missing time",400)
+                return HttpResponse("Missing time",status=400)
 
         try:
             spm = df['spm']
         except KeyError:
-            return HttpResponse("Missing spm",400)
+            return HttpResponse("Missing spm",status=400)
 
         try:
             distance = df['distance']
@@ -147,7 +148,7 @@ def strokedatajson_v2(request,id):
             try:
                 distance = df['d']/10.
             except KeyError:
-                return HttpResponse("Missing distance",400)
+                return HttpResponse("Missing distance",status=400)
 
         try:
             pace = df['pace']/1.e3
@@ -155,7 +156,7 @@ def strokedatajson_v2(request,id):
             try:
                 pace = df['p']/10.
             except KeyError:
-                return HttpResponse("Missing pace",400)
+                return HttpResponse("Missing pace",status=400)
 
 
 
@@ -320,13 +321,13 @@ def strokedatajson(request,id):
     if request.method == 'POST':
         checkdata,r = dataprep.getrowdata_db(id=row.id)
         if not checkdata.empty:
-            return HttpResponse("Duplicate Error",409)
+            return HttpResponse("Duplicate Error",status=409)
         # strokedata = request.POST['strokedata']
         # checking/validating and cleaning
         try:
             strokedata = json.loads(request.POST['strokedata'])
         except:
-            return HttpResponse("No JSON object could be decoded",400)
+            return HttpResponse("No JSON object could be decoded",status=400)
 
         df = pd.DataFrame(strokedata)
         df.index = df.index.astype(int)