diff --git a/app.js b/app.js
index d1bef84..b0c0ba9 100644
--- a/app.js
+++ b/app.js
@@ -12,7 +12,6 @@ const onExit = () => {
     cp.execSync("pause > nul", { stdio: "inherit" })
 };
 
-// TODO: use kotlin rewrite it
 (async () => {
     try {
         process.once("SIGHUP", () => {
@@ -77,11 +76,13 @@ const onExit = () => {
                 }
             }
             let monitor;
+            let stopped = false
             const createMonitor = () => {
                 monitor = setInterval(async () => {
-                    if (login && lastRecvTimestamp + 2 < parseInt(Date.now() / 1000)) {
+                    if (login && lastRecvTimestamp + 2 < parseInt(Date.now() / 1000) && !stopped) {
+                        stopped = true
                         unexpectedExit = false
-                        server.close()
+                        server.close(() => {})
                         hServer.close()
                         gameProcess.kill()
                         clearInterval(monitor)
diff --git a/export.js b/export.js
index 2f50a43..277f5b4 100644
--- a/export.js
+++ b/export.js
@@ -124,6 +124,10 @@ const exportData = async proto => {
         case "2":
             await exportToSeelie(proto)
             break
+        case "raw":
+            fs.writeFileSync(`./export-${Date.now()}-raw.json`, JSON.stringify(proto,null,2))
+            console.log("OK")
+            break
         default:
             await exportToCsv(proto)
     }