Deleted Agent code still runs

I had Agent code with this device then deleted it but it still runs see attached img.

Fri Mar 15 2013 18:25:00 GMT+0000 (GMT Standard Time): agent: start
Fri Mar 15 2013 18:25:00 GMT+0000 (GMT Standard Time): bad parameters to http.get(url [,headers])
Fri Mar 15 2013 18:25:00 GMT+0000 (GMT Standard Time): at sendIT:5
Fri Mar 15 2013 18:25:00 GMT+0000 (GMT Standard Time): from main:9

Thanks as alway

Mmmm interesting! Thanks for the bug report.