diff --git a/rowers/tasks.py b/rowers/tasks.py
index 57cbdbae..aac6eede 100644
--- a/rowers/tasks.py
+++ b/rowers/tasks.py
@@ -327,13 +327,13 @@ def getagegrouprecord(age,sex='male',weightcategory='hwt',
         p1, success = optimize.leastsq(errfunc,p0[:],
                                        args = (ages,powers))
 
-        if success:
+        if success and age is not None:
             power = fitfunc(p1, float(age))
 
             #power = np.polyval(poly_coefficients,age)
 
             power = 0.5*(np.abs(power)+power)
-        else:
+        elif age is not None:
             new_age = np.range([age])
             ww = griddata(ages.values,
                           powers.values,