readerApp.js:32953 TypeError: Cannot read property '1' of undefined
    at Object.link (chrome-extension://pfjgfahoolgmbpcchbkhnpdpmmnpkgpa/js/readerApp.js:17349:36)
    at chrome-extension://pfjgfahoolgmbpcchbkhnpdpmmnpkgpa/js/readerApp.js:20586:42
    at invokeLinkFn (chrome-extension://pfjgfahoolgmbpcchbkhnpdpmmnpkgpa/js/readerApp.js:29063:15)
    at nodeLinkFn (chrome-extension://pfjgfahoolgmbpcchbkhnpdpmmnpkgpa/js/readerApp.js:28513:17)
    at compositeLinkFn (chrome-extension://pfjgfahoolgmbpcchbkhnpdpmmnpkgpa/js/readerApp.js:27828:19)
    at nodeLinkFn (chrome-extension://pfjgfahoolgmbpcchbkhnpdpmmnpkgpa/js/readerApp.js:28508:30)
    at compositeLinkFn (chrome-extension://pfjgfahoolgmbpcchbkhnpdpmmnpkgpa/js/readerApp.js:27828:19)
    at compositeLinkFn (chrome-extension://pfjgfahoolgmbpcchbkhnpdpmmnpkgpa/js/readerApp.js:27830:19)
    at nodeLinkFn (chrome-extension://pfjgfahoolgmbpcchbkhnpdpmmnpkgpa/js/readerApp.js:28508:30)
    at compositeLinkFn (chrome-extension://pfjgfahoolgmbpcchbkhnpdpmmnpkgpa/js/readerApp.js:27828:19) <a href="" ui-sref="book({bookId: book.bookId})" tabindex="0" ng-click="book.expired ? $event.preventDefault() : ''">