diff --git a/web_src/js/components/monacoeditor.vue b/web_src/js/components/monacoeditor.vue
index afa86afb9..8478d4c94 100644
--- a/web_src/js/components/monacoeditor.vue
+++ b/web_src/js/components/monacoeditor.vue
@@ -57,8 +57,9 @@ export default {
         scrollBeyondLastLine: false,
         quickSuggestions: false, //智能提示
         renderLineHighlight: false, //选中行外部边框
-        lineHeight: 22
+        lineHeight: 22,
 
+        renderWhitespace: 'boundary',
       },
 
       // 编辑器对象
@@ -107,8 +108,9 @@ export default {
   methods: {
     init() {
 
-      // 初始化container的内容，销毁之前生成的编辑器
-      this.$refs.container.innerHTML = "";
+     try {
+       // 初始化container的内容，销毁之前生成的编辑器
+       this.$refs.container.innerHTML = "";
       // 生成编辑器配置
       const editorOptions = Object.assign(this.defaultOpts, this.opts);
       if (!this.isDiff) {
@@ -123,6 +125,13 @@ export default {
           },
         );
 
+        if (this.monacaValue) {
+          const output = isBase64(this.monacaValue)
+            ? Buffer.from(this.monacaValue, "base64").toString("utf8")
+            : this.monacaValue;
+          this.monacoEditor.setValue(output);
+        }
+
         // 编辑器内容发生改变时触发
       } else {
         editorOptions.readOnly = true;
@@ -144,13 +153,10 @@ export default {
           ),
         });
       }
-
-      if (this.monacaValue) {
-        const output = isBase64(this.monacaValue)
-          ? Buffer.from(value, "base64").toString("utf8")
-          : this.monacaValue;
-        this.monacoEditor.setValue(output);
-      }
+      
+     } catch (error) {
+        console.log("error-init:",error)
+     }
     },
     upDateDiff(val) {
       this.monacoDiffInstance.updateOptions({
@@ -189,7 +195,7 @@ export default {
     },
     setDiff(oldContent, newContent) {
       this.oldValue = isBase64(oldContent) ? Buffer.from(oldContent, "base64").toString("utf8") : oldContent;
-      this.newValue = newContent;
+      this.newValue = isBase64(newContent) ? Buffer.from(newContent, "base64").toString("utf8") : newContent;
       this.isDiff = true;
       this.init();
     },