1 files changed, 1 insertions, 1 deletions
diff --git a/lib/scripts/edit.js b/lib/scripts/edit.js
index b3e97b63c..87490d9eb 100644
--- a/lib/scripts/edit.js
+++ b/lib/scripts/edit.js
@@ -161,7 +161,7 @@ function currentHeadlineLevel(textboxId){
     var field = jQuery('#' + textboxId)[0],
         s = false,
         opts = [field.value.substr(0,DWgetSelection(field).start)];
-    if (field.form.prefix) {
+    if (field.form && field.form.prefix) {
         // we need to look in prefix context
         opts.push(field.form.prefix.value);
     }