From 399fb38fd408cf51c46266cfe38d57ef17983e5c Mon Sep 17 00:00:00 2001
From: qkqpttgf <45693631+qkqpttgf@users.noreply.github.com>
Date: Fri, 15 Jan 2021 16:28:53 +0800
Subject: [PATCH] fix: empty files cause 500 error in heroku

---
 common.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/common.php b/common.php
index 1d1a25c..dc1dc1f 100644
--- a/common.php
+++ b/common.php
@@ -1415,7 +1415,7 @@ function EnvOpt($needUpdate = 0)
     return message($html, getconstStr('Setup'));
 }
 
-function render_list($path = '', $files = '')
+function render_list($path = '', $files = [])
 {
     global $exts;
     global $constStr;