diff --git a/rowers/interactiveplots.py b/rowers/interactiveplots.py
index abb9606a..cda90266 100644
--- a/rowers/interactiveplots.py
+++ b/rowers/interactiveplots.py
@@ -286,9 +286,13 @@ def interactive_activitychart(workouts,startdate,enddate,stack='type'):
         durations.append(0)
         types.append('rower')
         try:
-            rowers.append(rowersinitials[workouts[0].user.id])
+            rowers.append(rowers[0])
         except IndexError:
-            rowers.append(str(workouts[0].user))
+            try:
+                rowers.append(str(workouts[0].user))
+            except IndexError:
+                rowers.append(' ')
+                
         d += datetime.timedelta(days=1)
 
 
@@ -311,7 +315,7 @@ def interactive_activitychart(workouts,startdate,enddate,stack='type'):
 
     bars=table.to.bars(['date',stack],['duration'])
     bars.opts(
-        opts.Bars(color=hv.Cycle('Category20'), show_legend=True, stacked=True, 
+        opts.Bars(color=hv.Cycle('Category10'), show_legend=True, stacked=True, 
                   tools=['hover'], width=600, xrotation=90,))
 #                  legend_position='bottom',show_frame=True))
 
diff --git a/rowers/tests/testdata/testdata.csv.gz b/rowers/tests/testdata/testdata.csv.gz
index 3753fc83..7625963c 100644
Binary files a/rowers/tests/testdata/testdata.csv.gz and b/rowers/tests/testdata/testdata.csv.gz differ