diff --git a/rowers/tests/testdata/testdata.tcx.gz b/rowers/tests/testdata/testdata.tcx.gz
index 929f46ea..7629a55f 100644
Binary files a/rowers/tests/testdata/testdata.tcx.gz and b/rowers/tests/testdata/testdata.tcx.gz differ
diff --git a/rowers/tests/viewnames.csv b/rowers/tests/viewnames.csv
index f0f76651..d6d99cfb 100644
--- a/rowers/tests/viewnames.csv
+++ b/rowers/tests/viewnames.csv
@@ -42,7 +42,6 @@
 52,58,workout_toggle_ranking,toggle ranking,TRUE,302,basic,302,302,basic,403,302,coach,302,302,FALSE,FALSE,TRUE,TRUE,TRUE,
 53,59,team_workout_upload_view,upload workout for team member,TRUE,302,coach,200,302,FALSE,200,302,FALSE,200,302,FALSE,FALSE,FALSE,TRUE,TRUE,
 54,60,workout_upload_view,upload a workout,TRUE,302,basic,200,302,FALSE,200,302,FALSE,200,302,FALSE,FALSE,FALSE,TRUE,TRUE,
-55,61,workout_histo_view,histogram  ,TRUE,302,basic,200,302,basic,403,403,coach,200,302,FALSE,FALSE,TRUE,TRUE,TRUE,
 56,62,workout_forcecurve_view,force curve,TRUE,302,pro,200,302,pro,403,302,coach,200,302,FALSE,FALSE,TRUE,TRUE,TRUE,
 57,63,workout_unsubscribe_view,unsubscribe from comments,TRUE,302,basic,200,302,basic,200,302,basic,200,302,FALSE,FALSE,TRUE,TRUE,TRUE,
 58,64,workout_comment_view,comment on workout,TRUE,302,basic,200,302,basic,200,302,coach,200,302,FALSE,FALSE,TRUE,TRUE,TRUE,
diff --git a/rowers/views/workoutviews.py b/rowers/views/workoutviews.py
index 7fb0c248..3cca4b75 100644
--- a/rowers/views/workoutviews.py
+++ b/rowers/views/workoutviews.py
@@ -1620,15 +1620,10 @@ def course_compare_view(request, id=0):
     except: # pragma: no cover
         labeldict = {}
 
-    res = interactive_multiple_compare_chart(workoutids, xparam, yparam,
+    script, div = interactive_multiple_compare_chart(workoutids, xparam, yparam,
                                              promember=promember,
                                              plottype=plottype,
                                              labeldict=labeldict, startenddict=startenddict)
-    script = res[0]
-    div = res[1]
-    errormessage = res[3]
-    if errormessage != '':  # pragma: no cover
-        messages.error(request, errormessage)
 
     breadcrumbs = [
         {
@@ -1802,15 +1797,12 @@ def virtualevent_compare_view(request, id=0):
     except: # pragma: no cover
         labeldict = {}
 
-    res = interactive_multiple_compare_chart(workoutids, xparam, yparam,
+    script, div = interactive_multiple_compare_chart(workoutids, xparam, yparam,
                                              promember=promember,
                                              plottype=plottype,
                                              labeldict=labeldict, startenddict=startenddict)
     script = res[0]
     div = res[1]
-    errormessage = res[3]
-    if errormessage != '':  # pragma: no cover
-        messages.error(request, errormessage)
 
     breadcrumbs = [
         {