diff --git a/src/main/frontend/handler/editor.cljs b/src/main/frontend/handler/editor.cljs
index f9015e06c..4ebc8a3af 100644
--- a/src/main/frontend/handler/editor.cljs
+++ b/src/main/frontend/handler/editor.cljs
@@ -2604,7 +2604,7 @@
           (cursor/move-cursor-forward input))))))
 
 (defn- delete-and-update [^js input start end]
-  (.setRangeText input "" start end)
+  (util/safe-set-range-text! input "" start end)
   (state/set-edit-content! (state/get-edit-input-id) (.-value input)))
 
 (defn- delete-concat [current-block]
diff --git a/src/main/frontend/util.cljc b/src/main/frontend/util.cljc
index 9a1f1d7fe..1d5473ffb 100644
--- a/src/main/frontend/util.cljc
+++ b/src/main/frontend/util.cljc
@@ -652,6 +652,19 @@
            (recur (conj res [(.-index m) (first m)]))
            res)))))
 
+#?(:cljs
+   (defn safe-set-range-text!
+     ([input text start end]
+      (try
+        (.setRangeText input "" start end)
+        (catch js/Error _e
+          nil)))
+     ([input text start end select-mode]
+      (try
+        (.setRangeText input "" start end select-mode)
+        (catch js/Error _e
+          nil)))))
+
 #?(:cljs
    (defn kill-line-before!
      [input]
@@ -659,7 +672,7 @@
            end (.-selectionStart input)
            n-pos (string/last-index-of val \newline (dec end))
            start (if n-pos (inc n-pos) 0)]
-       (.setRangeText input "" start end))))
+       (safe-set-range-text! input "" start end))))
 
 #?(:cljs
    (defn kill-line-after!
@@ -668,14 +681,14 @@
            start (.-selectionStart input)
            end   (or (string/index-of val \newline start)
                      (count val))]
-       (.setRangeText input "" start end))))
+       (safe-set-range-text! input "" start end))))
 
 #?(:cljs
    (defn insert-at-current-position!
      [input text]
      (let [start (.-selectionStart input)
            end   (.-selectionEnd input)]
-       (.setRangeText input text start end "end"))))
+       (safe-set-range-text! input text start end "end"))))
 
 ;; copied from re_com
 #?(:cljs
@@ -1323,7 +1336,7 @@
                           (recur (dec idx))
                           idx))
                       inc))]
-       (.setRangeText input "" idx current))))
+       (safe-set-range-text! input "" idx current))))
 
 #?(:cljs
    (defn forward-kill-word
@@ -1339,7 +1352,7 @@
                         (remove nil?)
                         (apply min))
                    (count val))]
-       (.setRangeText input "" current (inc idx)))))
+       (safe-set-range-text! input "" current (inc idx)))))
 
 #?(:cljs
    (defn fix-open-external-with-shift!
@@ -1476,4 +1489,4 @@
 #?(:cljs
    (defn sm-breakpoint?
      []
-     (< (.-offsetWidth js/document.documentElement) 640)))
\ No newline at end of file
+     (< (.-offsetWidth js/document.documentElement) 640)))