From 8bbb6adcc71e8ea1fd808d8dbfcffb0800a5e371 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=90=91=E6=9E=97?= <as2252258@163.com>
Date: Fri, 19 Nov 2021 18:15:05 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=B9=E5=90=8D?=
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---
 kiri-engine/FileListen/HotReload.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kiri-engine/FileListen/HotReload.php b/kiri-engine/FileListen/HotReload.php
index 56941a54..3505d144 100644
--- a/kiri-engine/FileListen/HotReload.php
+++ b/kiri-engine/FileListen/HotReload.php
@@ -138,7 +138,7 @@ class HotReload extends Command
 	public function trigger_reload()
 	{
 		$this->logger->warning('change reload');
-		$pid  = $this->process->pid;
+		$pid  = $this->process?->pid;
 		$process = new Process(function (Process $process) {
 			$process->exec(PHP_BINARY, [APP_PATH . "kiri.php", "sw:server", "restart"]);
 		});