diff --git a/rowers/courses.py b/rowers/courses.py
index c685450c..3e9fa947 100644
--- a/rowers/courses.py
+++ b/rowers/courses.py
@@ -370,6 +370,7 @@ def coursetokml(course,cn=False):
 
 def kmltocourse(f):
     doc = et.parse(f)
+        
     courses = doc.findall('.//opengis:Folder[opengis:Placemark]', ns)
 
     if not courses:  # pragma: no cover
diff --git a/rowers/dataprep.py b/rowers/dataprep.py
index acceef39..17fc7ee9 100644
--- a/rowers/dataprep.py
+++ b/rowers/dataprep.py
@@ -539,7 +539,10 @@ def setcp(workout, background=False, recurrance=True):
             if df['delta'][0] in tarr:
                 return(df, df['delta'], df['cp'])
     except Exception as e:
-        pass
+        try:
+            os.remove(filename)
+        except:
+            pass
 
     strokesdf = read_data(
         ['power', 'workoutid', 'time'], ids=[workout.id])
@@ -597,9 +600,8 @@ def setcp(workout, background=False, recurrance=True):
         })
         
         df = df.drop_nulls()
+        df.write_parquet(filename,compression='gzip')
 
-        with gzip.open(filename, 'w') as f:
-            df.write_parquet(f)
     except Exception as e:
         dologging("metrics.log", "setcp: "+ str(e))
         return pl.DataFrame({'delta': [], 'cp': []}), pl.Series(dtype=pl.Float64), pl.Series(dtype=pl.Float64)
diff --git a/rowers/tests/test_api.py b/rowers/tests/test_api.py
index 3aee087e..1187265e 100644
--- a/rowers/tests/test_api.py
+++ b/rowers/tests/test_api.py
@@ -210,6 +210,24 @@ class OwnApi(TestCase):
             response = strokedata_tcx(request)
             self.assertEqual(response.status_code,200)
 
+    def test_strokedataform_empty(self):
+        login = self.c.login(username=self.u.username, password=self.password)
+        self.assertTrue(login)
+
+        w = self.user_workouts[1]
+
+        url = reverse('strokedata_tcx')
+
+        request = self.factory.post(url, data = '', content_type='application/xml')
+        request.user = self.u
+        request.content_type = 'application/xml'
+
+        force_authenticate(request, user=self.u)
+        with patch('rowers.dataprep.getrowdata_db') as mock_getrowdata:
+            mock_getrowdata.return_value = (pd.DataFrame(),None)
+            response = strokedata_tcx(request)
+            self.assertEqual(response.status_code,405)
+
             
     def test_strokedataform_v3(self):
         login = self.c.login(username=self.u.username, password=self.password)
diff --git a/rowers/tests/testdata/testdata.tcx.gz b/rowers/tests/testdata/testdata.tcx.gz
index cb98d752..13ada0eb 100644
Binary files a/rowers/tests/testdata/testdata.tcx.gz and b/rowers/tests/testdata/testdata.tcx.gz differ
diff --git a/rowers/views/apiviews.py b/rowers/views/apiviews.py
index 5ef9c3a3..e0cf44db 100644
--- a/rowers/views/apiviews.py
+++ b/rowers/views/apiviews.py
@@ -434,7 +434,7 @@ def strokedata_tcx(request):
     """
     if request.method != 'POST': # pragma: no cover
         dologging('apilog.log','GET request to TCX endpoint')
-        return HttpResponseNotAllowed("Method not supported") 
+        return HttpResponseNotAllowed("Method not supported")
 
     if 'application/xml' not in request.content_type.lower(): # pragma: no cover
         dologging('apilog.log','POST data not application/xml, request to TCX endpoint')
diff --git a/rowers/views/racesviews.py b/rowers/views/racesviews.py
index 24afc0f0..cb88ba4f 100644
--- a/rowers/views/racesviews.py
+++ b/rowers/views/racesviews.py
@@ -812,8 +812,18 @@ def course_upload_view(request):
 
             if f is not None:
                 filename, path_and_filename = handle_uploaded_file(f)
+                try:
+                    cs = courses.kmltocourse(path_and_filename)
+                except ParseError:
+                    os.remove(path_and_filename)
+                    messages.error(
+                        request, 'Something went wrong - error parsing the file')
+                    url = reverse(course_upload_view)
 
-                cs = courses.kmltocourse(path_and_filename)
+                    if is_ajax:
+                        return JSONResponse({'result': 0, 'url': 0})
+                    else:
+                        return HttpResponseRedirect(url)
 
                 for course in cs:
                     cname = name+' - '+course['name']