diff --git a/frontend/src/components/thread/content/ShowToolStream.tsx b/frontend/src/components/thread/content/ShowToolStream.tsx
index 0decd71d..ce45aad3 100644
--- a/frontend/src/components/thread/content/ShowToolStream.tsx
+++ b/frontend/src/components/thread/content/ShowToolStream.tsx
@@ -45,11 +45,20 @@ export const ShowToolStream: React.FC<ShowToolStreamProps> = ({
     // Extract code_edit content for streaming
     const codeEditContent = React.useMemo(() => {
         if (!isEditFile || !content) return '';
-        const match = content.match(/<code_edit>([\s\S]*)/);
-        if (match) {
-            // Remove closing tag if present
-            return match[1].replace(/<\/code_edit>[\s\S]*$/, '');
+        
+        // New regex for <parameter name="code_edit">
+        const newMatch = content.match(/<parameter\s+name=["']code_edit["']>([\s\S]*)/i);
+        if (newMatch && newMatch[1]) {
+            // Remove closing tags if present
+            return newMatch[1].replace(/<\/parameter>[\s\S]*$/, '');
         }
+
+        // Fallback for old format <code_edit>
+        const oldMatch = content.match(/<code_edit>([\s\S]*)/i);
+        if (oldMatch && oldMatch[1]) {
+            return oldMatch[1].replace(/<\/code_edit>[\s\S]*$/, '');
+        }
+        
         return '';
     }, [content, isEditFile]);
 
diff --git a/frontend/src/components/thread/tool-views/file-operation/FileEditToolView.tsx b/frontend/src/components/thread/tool-views/file-operation/FileEditToolView.tsx
index f7aab248..f09c30d5 100644
--- a/frontend/src/components/thread/tool-views/file-operation/FileEditToolView.tsx
+++ b/frontend/src/components/thread/tool-views/file-operation/FileEditToolView.tsx
@@ -142,7 +142,7 @@ export function FileEditToolView({
   const lineDiff = originalContent && updatedContent ? generateLineDiff(originalContent, updatedContent) : [];
   const stats: DiffStats = calculateDiffStats(lineDiff);
 
-  const shouldShowError = !isStreaming && (!originalContent || !updatedContent);
+  const shouldShowError = !isStreaming && !actualIsSuccess;
 
   return (
     <Card className="gap-0 flex border shadow-none border-t border-b-0 border-x-0 p-0 rounded-none flex-col h-full overflow-hidden bg-card">