From d6e063dd0c174346e5199030d945eebb9622174a Mon Sep 17 00:00:00 2001
From: Harald Bamberger <harald.bamberger@technikum-wien.at>
Date: Thu, 4 Nov 2021 11:14:17 +0100
Subject: [PATCH] check empty uids array

---
 include/covid/covidhelper.class.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/covid/covidhelper.class.php b/include/covid/covidhelper.class.php
index 0ac546689..b04ff79cc 100644
--- a/include/covid/covidhelper.class.php
+++ b/include/covid/covidhelper.class.php
@@ -137,7 +137,7 @@ class CovidHelper extends basis_db
 	
 	protected function fetchCovidValidStatus() 
 	{
-		if( !($this->isUdfDefined && is_array($this->uids)) ) 
+		if( !($this->isUdfDefined && is_array($this->uids) && (count($this->uids) > 0)) ) 
 		{
 			return;
 		}