diff --git a/apps/ai-game-creator-shell/src/view/project-development/chat/controller/useDirectProjectChatController.ts b/apps/ai-game-creator-shell/src/view/project-development/chat/controller/useDirectProjectChatController.ts
index 5ec05c34c..803d821fe 100644
--- a/apps/ai-game-creator-shell/src/view/project-development/chat/controller/useDirectProjectChatController.ts
+++ b/apps/ai-game-creator-shell/src/view/project-development/chat/controller/useDirectProjectChatController.ts
@@ -696,11 +696,9 @@ export function useDirectProjectChatController({
       if (projectPathRef.current !== nextProjectPath) return false;
       // 认不出的拒单（宿主 / 环境事实）与其它非结构化错误走同一条通道：上报 + 横幅。
       void captureAgentRuntimeError(error, DIRECT_CODEX_AGENT_ID);
-      const message = rejection
-        ? rejection.message
-        : error instanceof Error
-          ? error.message
-          : String(error);
+      // 拒单文案优先：它是宿主 `Display` 生成的唯一一份，比 `Error` 的形状更可信。
+      let message = error instanceof Error ? error.message : String(error);
+      if (rejection) message = rejection.message;
       // 不再展开诊断详情：文案里没有引用，前端也不去读那份文件。线索留在
       // `.agent/runtime/errors`、应用日志与错误上报池里，界面只显示这一句话。
       const visibleMessage = projectRuntimeVisibleError(