Different responses in browser and console

[archanachowdary]

This is the url and i am unable to trace it because it shows errors when try to use trace .If i open it directly in browser i get the json response .In console i get 500 INTERNAL SERVER ERROR. Why is this happening?

http://armd11-test.apigee.net/CitiStar/user-timelines?userApi=&userToken=&userSecret=&seName=&device...