FIX: initialize empty object if no custom filters are present

FIX: initialize empty object if no custom filters are present

diff --git a/app/assets/javascripts/admin/components/admin-report.js.es6 b/app/assets/javascripts/admin/components/admin-report.js.es6
index 05babdb..cc18c91 100644
--- a/app/assets/javascripts/admin/components/admin-report.js.es6
+++ b/app/assets/javascripts/admin/components/admin-report.js.es6
@@ -214,7 +214,7 @@ export default Ember.Component.extend({
     },
 
     exportCsv() {
-      const customFilters = this.get("filters.customFilters");
+      const customFilters = this.get("filters.customFilters") || {};
 
       exportEntity("report", {
         name: this.get("model.type"),

GitHub sha: 002e1f56

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