From 30dbb233300bbc2ab6cc364cf6f0f73a7a8205ed Mon Sep 17 00:00:00 2001
From: "SPRINX0\\prochazka" <jan.prochazka@sprinx.com>
Date: Thu, 14 Aug 2025 17:05:56 +0200
Subject: [PATCH] fixed potential error

---
 plugins/dbgate-plugin-mssql/src/backend/tediousDriver.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plugins/dbgate-plugin-mssql/src/backend/tediousDriver.js b/plugins/dbgate-plugin-mssql/src/backend/tediousDriver.js
index e5ec77db8..f4a8a4cfa 100644
--- a/plugins/dbgate-plugin-mssql/src/backend/tediousDriver.js
+++ b/plugins/dbgate-plugin-mssql/src/backend/tediousDriver.js
@@ -66,7 +66,7 @@ async function tediousConnect(storedConnection) {
   const authentication = await getAuthentication(storedConnection);
 
   return new Promise((resolve, reject) => {
-    const [host, instance] = server.split('\\');
+    const [host, instance] = (server || '').split('\\');
     const connectionOptions = {
       instanceName: instance,
       encrypt: !!ssl || authType == 'msentra' || authType == 'azureManagedIdentity',