trying to fix some bugs

rowers/views/analysisviews.py

@@ -318,6 +318,7 @@ def trendflexdata(workouts, options,userid=0):
     datadf['date'].replace(datemapping,inplace=True)
 
     today = datetime.date.today()
+
     datadf['days ago'] = list(map(lambda x : x.days, datadf.date - today))
 
 
@@ -648,6 +649,8 @@ def boxplotdata(workouts,options):
 
     datadf['workoutid'].replace(datemapping,inplace=True)
     datadf.rename(columns={"workoutid":"date"},inplace=True)
+    datadf['date'] = pd.to_datetime(datadf['date'],errors='coerce')
+    datadf = datadf.dropna(subset=['date'])
     datadf = datadf.sort_values(['date'])
 
     if userid == 0: