Only starts autosave if user is logged in

1 files changed, 4 insertions, 1 deletions

diff --git a/app/assets/javascripts/autosave.js b/app/assets/javascripts/autosave.js
index 7db696159bc..4d2d4db7c0e 100644
--- a/app/assets/javascripts/autosave.js
+++ b/app/assets/javascripts/autosave.js
@@ -35,7 +35,10 @@ window.Autosave = (function() {
       // v-model does not update with jQuery trigger
       // https://github.com/vuejs/vue/issues/2804#issuecomment-216968137
       const event = new Event('change', { bubbles: true, cancelable: false });
-      this.field.get(0).dispatchEvent(event);
+      const field = this.field.get(0);
+      if (field) {
+        field.dispatchEvent(event);
+      }
     }
   };