diff --git a/app/src/protyle/util/compatibility.ts b/app/src/protyle/util/compatibility.ts
index 9f5402c2c..a13ea1d4d 100644
--- a/app/src/protyle/util/compatibility.ts
+++ b/app/src/protyle/util/compatibility.ts
@@ -127,7 +127,12 @@ export const getLocalFiles = async () => {
 export const readClipboard = async () => {
     const text: IClipboardData = {textPlain: "", textHTML: "", siyuanHTML: ""};
     try {
-        const clipboardContents = await navigator.clipboard.read();
+        const clipboardContents = await navigator.clipboard.read().catch(() => {
+            alert(window.siyuan.languages.clipboardPermissionDenied);
+        });
+        if (!clipboardContents) {
+            return text;
+        }
         for (const item of clipboardContents) {
             if (item.types.includes("text/html")) {
                 const blob = await item.getType("text/html");
diff --git a/app/src/protyle/wysiwyg/index.ts b/app/src/protyle/wysiwyg/index.ts
index d80b128c8..afc0df49e 100644
--- a/app/src/protyle/wysiwyg/index.ts
+++ b/app/src/protyle/wysiwyg/index.ts
@@ -306,7 +306,7 @@ export class WYSIWYG {
                     if (isRefText) {
                         html += getTextStar(item) + "\n\n";
                     } else {
-                        let itemHTML = ""
+                        let itemHTML = "";
                         if (item.getAttribute("data-type") === "NodeListItem") {
                             listHTML = `<div data-subtype="${item.getAttribute("data-subtype")}" data-node-id="${Lute.NewNodeID()}" data-type="NodeList" class="list">`;
                         }