LP1803584 Avoid JS errors when clearing copy templates

Minor fix to sanity check multi-copy data in the copy template editor
after clearing the template contents.  This cleans up some ugly console
errors.

Signed-off-by: Bill Erickson <berickxx@gmail.com>

diff --git a/Open-ILS/web/js/ui/default/staff/cat/volcopy/app.js b/Open-ILS/web/js/ui/default/staff/cat/volcopy/app.js
index f39f445..5295be3 100644 (file)
--- a/Open-ILS/web/js/ui/default/staff/cat/volcopy/app.js
+++ b/Open-ILS/web/js/ui/default/staff/cat/volcopy/app.js
@@ -1179,7 +1179,8 @@ function($scope , $q , $window , $routeParams , $location , $timeout , egCore ,
         var keys = Object.keys($scope.working.MultiMap);
         // for-loop for shortcut exit
         for (var i = 0; i < keys.length; i++) {
-            if ($scope.working.MultiMap[keys[i]].length > 1) {
+            if ($scope.working.MultiMap[keys[i]] &&
+                $scope.working.MultiMap[keys[i]].length > 1) {
                 return true;
             }
         }