added extra check

Author: tladendo

app/directives/challenge-user-place/challenge-user-place.directive.js

@@ -44,12 +44,12 @@
 
         function activate() {
           $scope.numImages = 0;
-          if ($scope.challenge.userDetails.submissions && $scope.challenge.userDetails.submissions.length > 0) {
+          if ($scope.challenge.userDetails && $scope.challenge.userDetails.submissions && $scope.challenge.userDetails.submissions.length > 0) {
             $scope.challenge.userDetails.submissions = $scope.challenge.userDetails.submissions.filter(function(submission) {
               return submission && submission.submissionImage;
             });
           }
-          if (!$scope.challenge.isPrivate && $scope.challenge.userDetails.submissions && $scope.challenge.userDetails.submissions.length > 0) {
+          if (!$scope.challenge.isPrivate && $scope.challenge.userDetails && $scope.challenge.userDetails.submissions && $scope.challenge.userDetails.submissions.length > 0) {
             $scope.numImages = $scope.challenge.userDetails.submissions.length;
             $scope.selectedIndex = 0;
             $scope.challenge.thumbnailId = $scope.challenge.userDetails.submissions[0].id;