Cannot call 'start' of undefined when starting backbone.js history.

Question

I get Cannot call \'start\' of undefined when calling...

    Backbone.history.start()

When running some checks Backbone return

Answer 1

I faced exact same issue for different reason, after spending couple of hours i realized that a method in my router "route" : function() is causing the issue, after i comment this unnecessary extra method, history.start() worked as expected.