diff --git a/rowers/interactiveplots.py b/rowers/interactiveplots.py
index 74a2cce2..e063e701 100644
--- a/rowers/interactiveplots.py
+++ b/rowers/interactiveplots.py
@@ -2135,6 +2135,11 @@ def interactive_chart(id=0,promember=0):
         except KeyError:
             return "","No valid data available"
 
+    try:
+        spm = datadf['spm']
+    except KeyError:
+        datadf['spm'] = 0*datadf['pace']
+        
     #datadf,row = dataprep.getrowdata_db(id=id)
     #if datadf.empty:
 	#return "","No Valid Data Available"