diff --git a/apps/ai-game-creator-shell/src-tauri/src/process_identity.rs b/apps/ai-game-creator-shell/src-tauri/src/process_identity.rs
index 5f6d915c2..0c5a2a4ab 100644
--- a/apps/ai-game-creator-shell/src-tauri/src/process_identity.rs
+++ b/apps/ai-game-creator-shell/src-tauri/src/process_identity.rs
@@ -4,6 +4,7 @@
 //! 浏览器试玩清理、命令执行与项目写入校验等现役路径共用，因此保留为独立模块。
 
 use super::*;
+use std::io;
 
 pub(crate) fn external_agent_runner_process_start_identity(
     pid: u32,