diff --git a/src/libs/translator.js b/src/libs/translator.js
index 0b44bbf..ee648d9 100644
--- a/src/libs/translator.js
+++ b/src/libs/translator.js
@@ -430,9 +430,14 @@ export class Translator {
   }
 
   #getDocDescription() {
-    const meta = document.querySelector('meta[name="description"]');
-    const description = meta ? meta.getAttribute("content") : "";
-    return description.slice(0, 200);
+    try {
+      const meta = document.querySelector('meta[name="description"]');
+      const description = meta ? meta.getAttribute("content") : "";
+      return description.slice(0, 200);
+    } catch (err) {
+      kissLog("get description", err);
+    }
+    return "";
   }
 
   // 监控翻译单元的可见性
diff --git a/src/libs/utils.js b/src/libs/utils.js
index eeed98d..89a1b2c 100644
--- a/src/libs/utils.js
+++ b/src/libs/utils.js
@@ -198,6 +198,8 @@ export const isSameSet = (a, b) => {
  * @returns
  */
 export const removeEndchar = (s, c, count = 1) => {
+  if (!s) return "";
+
   let i = s.length;
   while (i > s.length - count && s[i - 1] === c) {
     i--;