$ionicPlatform.ready doesn't gets triggered every time Chrome


My problem is with no changes to my code, $ionicPlatform.ready function doesn’t gets triggered every time when I refresh the page, say I refresh 6 times then the next time it won’t trigger it, and report following error, if I refresh again it would trigger it again:

Uncaught Error: [$injector:modulerr] Failed to instantiate module starter due to:
Error: [$injector:modulerr] Failed to instantiate module google-maps due to:
Error: [$injector:nomod] Module ‘google-maps’ is not available! You either misspelled th

I am using Chrome to test my Ionic app, one of my page uses google-map module, my module looks like this:
angular.module(‘starter’, [