angular.min.js:80 Error错误

angular.min.js:80 Error: [$injector:unpr] http://errors.angularjs.org/1.2.9/$injector/unpr?p0=itemCatServiceProvider%20%3C-%20itemCatService
    at angular.min.js:2
    at angular.min.js:28
    at Object.c [as get] (angular.min.js:26)
    at angular.min.js:28
    at c (angular.min.js:26)
    at d (angular.min.js:26)
    at Object.instantiate (angular.min.js:27)
    at angular.min.js:57
    at angular.min.js:45
    at q (angular.min.js:3)

原因是script引用
	    
	    <script type="text/javascript" src="../js/service/itemCatService.js">  script>
 写成
     <script type="text/javascript" src="../js/service/itemCatService.js.js">  script>