diff --git a/rowers/dataprep.py b/rowers/dataprep.py
index b0e41ca2..3e86d293 100644
--- a/rowers/dataprep.py
+++ b/rowers/dataprep.py
@@ -2102,6 +2102,7 @@ def add_efficiency(id=0):
 
 def dataprep(rowdatadf, id=0, bands=True, barchart=True, otwpower=True,
              empower=True, inboard=0.88, forceunit='lbs'):
+
     if rowdatadf.empty:
         return 0
 
diff --git a/rowers/dataprepnodjango.py b/rowers/dataprepnodjango.py
index 6ddc3a88..2953eadf 100644
--- a/rowers/dataprepnodjango.py
+++ b/rowers/dataprepnodjango.py
@@ -1233,20 +1233,20 @@ def dataprep(rowdatadf,id=0,bands=True,barchart=True,otwpower=True,
 
 
 
-        data['ergpace'] = ergpace*1e3
-        data['nowindpace'] = nowindpace*1e3
+        data['ergpace'] = ergpace*1.e3
+        data['nowindpace'] = nowindpace*1.e3
         data['equivergpower'] = equivergpower
         data['fergpace'] = nicepaceformat(ergpace2)
         data['fnowindpace'] = nicepaceformat(nowindpace2)
         data['efficiency'] = efficiency
 
+
     data = data.replace([-np.inf,np.inf],np.nan)
     data = data.fillna(method='ffill')
 
     data.dropna(axis=0,inplace=True,how='all')
     data.dropna(axis=1,inplace=True,how='any')
     
-    
     # write data if id given
     if id != 0:
         data['workoutid'] = id
@@ -1257,14 +1257,7 @@ def dataprep(rowdatadf,id=0,bands=True,barchart=True,otwpower=True,
             engine = create_engine(database_url, echo=False)
 
         with engine.connect() as conn, conn.begin():
-            try:
-                data.to_sql('strokedata',engine,if_exists='append',index=False)
-            except:
-                data.drop(columns=['rhythm'],inplace=True)
-                try:
-                    data.to_sql('strokedata',engine,if_exists='append',index=False)
-                except:
-                    pass
+            data.to_sql('strokedata',engine,if_exists='append',index=False)
                     
         conn.close()
         engine.dispose()    
diff --git a/rowers/interactiveplots.py b/rowers/interactiveplots.py
index 2545cd36..01146381 100644
--- a/rowers/interactiveplots.py
+++ b/rowers/interactiveplots.py
@@ -4822,6 +4822,9 @@ def interactive_otw_advanced_pace_chart(id=0,promember=0):
         rowdata
         )
 
+    
+    
+
 
     plot = Figure(x_axis_type="datetime",y_axis_type="datetime",
                   tools=TOOLS,
diff --git a/rowers/tasks.py b/rowers/tasks.py
index ff70925f..a3ffea10 100644
--- a/rowers/tasks.py
+++ b/rowers/tasks.py
@@ -1455,7 +1455,7 @@ def handle_otwsetpower(self,f1, boattype, weightvalue,
     except KeyError:
         pass
     df = getsmallrowdata_db(
-        ['power', 'workoutid', 'time'], ids=[encoder.decode_hex(workoutid)],
+        ['power', 'workoutid', 'time'], ids=[workoutid],
         debug=debug)
     thesecs = totaltime
     maxt = 1.05 * thesecs
@@ -1468,7 +1468,7 @@ def handle_otwsetpower(self,f1, boattype, weightvalue,
         delta, cpvalues, ps[0], ps[1], ps[2], ps[3], ratio)
     if res:
         handle_sendemail_breakthrough(
-            encoder.decode_hex(workoutid), email,
+            workoutid, email,
             first_name,
             last_name, btvalues=btvalues.to_json())
 
@@ -1481,7 +1481,7 @@ def handle_otwsetpower(self,f1, boattype, weightvalue,
     d = {
         'first_name':first_name,
         'siteurl':siteurl,
-        'workoutid':workoutid,
+        'workoutid':encoder.encode_hex(workoutid),
         }
 
     res = send_template_email(from_email,[fullemail],
diff --git a/rowers/tests/testdata/testdata.csv.gz b/rowers/tests/testdata/testdata.csv.gz
index 556b9a41..49e8b984 100644
Binary files a/rowers/tests/testdata/testdata.csv.gz and b/rowers/tests/testdata/testdata.csv.gz differ
diff --git a/rowers/views/workoutviews.py b/rowers/views/workoutviews.py
index ec4653da..6a74633e 100644
--- a/rowers/views/workoutviews.py
+++ b/rowers/views/workoutviews.py
@@ -2190,7 +2190,7 @@ def workout_otwsetpower_view(request,id=0,message="",successmessage=""):
             job = myqueue(queuelow,
                           handle_otwsetpower,f1,boattype,
                           weightvalue,
-                          first_name,last_name,emailaddress,id,
+                          first_name,last_name,emailaddress,encoder.decode_hex(id),
                           ps=[r.p0,r.p1,r.p2,r.p3],
                           ratio=r.cpratio,
                           quick_calc = quick_calc,