diff --git a/src/components/platform-entry/PlatformErrorDialog.test.tsx b/src/components/platform-entry/PlatformErrorDialog.test.tsx
index 2e0759e1..b6aa4e7b 100644
--- a/src/components/platform-entry/PlatformErrorDialog.test.tsx
+++ b/src/components/platform-entry/PlatformErrorDialog.test.tsx
@@ -58,6 +58,22 @@ describe('PlatformErrorDialog', () => {
 
     expect(screen.queryByRole('dialog', { name: '发生错误' })).toBeNull();
   });
+
+  test('does not render creation entry disabled errors', () => {
+    render(
+      <PlatformErrorDialog
+        error={{
+          source: '大鱼草稿',
+          message:
+            'creation_entry_disabled（requestId: req-big-fish-gallery）',
+        }}
+        onClose={() => {}}
+      />,
+    );
+
+    expect(screen.queryByRole('dialog', { name: '发生错误' })).toBeNull();
+    expect(screen.queryByText(/creation_entry_disabled/u)).toBeNull();
+  });
 });
 
 describe('PlatformTaskCompletionDialog', () => {
diff --git a/src/components/platform-entry/PlatformErrorDialog.tsx b/src/components/platform-entry/PlatformErrorDialog.tsx
index 794a6a5c..69d0f7fb 100644
--- a/src/components/platform-entry/PlatformErrorDialog.tsx
+++ b/src/components/platform-entry/PlatformErrorDialog.tsx
@@ -20,6 +20,11 @@ function buildPlatformErrorReport(error: PlatformErrorDialogPayload) {
   return [`来源：${error.source}`, `错误：${error.message}`].join('\n');
 }
 
+function isBlacklistedPlatformError(error: PlatformErrorDialogPayload | null) {
+  // 中文注释：入口关闭是平台开关状态，不作为全局错误弹窗打扰用户。
+  return Boolean(error?.message.includes('creation_entry_disabled'));
+}
+
 export function PlatformErrorDialog({
   error,
   onClose,
@@ -30,9 +35,10 @@ export function PlatformErrorDialog({
     'idle',
   );
   const resetTimerRef = useRef<number | null>(null);
+  const dialogError = isBlacklistedPlatformError(error) ? null : error;
   const reportText = useMemo(
-    () => (error ? buildPlatformErrorReport(error) : ''),
-    [error],
+    () => (dialogError ? buildPlatformErrorReport(dialogError) : ''),
+    [dialogError],
   );
 
   useEffect(
@@ -46,7 +52,7 @@ export function PlatformErrorDialog({
 
   useEffect(() => {
     setCopyState('idle');
-  }, [error?.source, error?.message]);
+  }, [dialogError?.source, dialogError?.message]);
 
   const copyError = () => {
     if (!reportText) {
@@ -67,7 +73,7 @@ export function PlatformErrorDialog({
 
   return (
     <UnifiedModal
-      open={Boolean(error)}
+      open={Boolean(dialogError)}
       title="发生错误"
       onClose={onClose}
       size="sm"
@@ -95,14 +101,14 @@ export function PlatformErrorDialog({
         </button>
       }
     >
-      {error ? (
+      {dialogError ? (
         <>
           <div className="rounded-[1rem] border border-[var(--platform-subpanel-border)] bg-white/72 px-3 py-2">
             <div className="text-xs font-bold text-[var(--platform-text-soft)]">
               来源
             </div>
             <div className="mt-1 break-words text-sm font-semibold leading-5 text-[var(--platform-text-strong)]">
-              {error.source}
+              {dialogError.source}
             </div>
           </div>
           <div className="rounded-[1rem] border border-[var(--platform-subpanel-border)] bg-white/72 px-3 py-2">
@@ -110,7 +116,7 @@ export function PlatformErrorDialog({
               错误
             </div>
             <div className="mt-1 whitespace-pre-wrap break-words text-sm leading-6 text-[var(--platform-text-strong)]">
-              {error.message}
+              {dialogError.message}
             </div>
           </div>
         </>