From 973f8a41b9ae020cfd511cf8a449a6b747585d47 Mon Sep 17 00:00:00 2001
From: SuhorukovAnton <anton.sukhorukov@onlyoffice.com>
Date: Wed, 29 Dec 2021 18:47:35 +0300
Subject: [PATCH] analizators/s2259

---
 common/ASC.Core.Common/BaseCommonLinkUtility.cs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/common/ASC.Core.Common/BaseCommonLinkUtility.cs b/common/ASC.Core.Common/BaseCommonLinkUtility.cs
index 75c153b4149..f2a63c9f0c5 100644
--- a/common/ASC.Core.Common/BaseCommonLinkUtility.cs
+++ b/common/ASC.Core.Common/BaseCommonLinkUtility.cs
@@ -90,6 +90,9 @@ public BaseCommonLinkUtility(
                     if (HttpContextAccessor?.HttpContext?.Request != null)
                     {
                         var u = HttpContextAccessor?.HttpContext.Request.GetUrlRewriter();
+
+                        if (u == null) throw new ArgumentNullException("u");
+
                         uriBuilder = new UriBuilder(u.Scheme, LOCALHOST, u.Port);
                     }
                     _serverRoot = uriBuilder;
@@ -125,6 +128,9 @@ public string ServerRootPath
                 if (HttpContextAccessor?.HttpContext?.Request != null)
                 {
                     var u = HttpContextAccessor?.HttpContext?.Request.GetUrlRewriter();
+
+                    if (u == null) throw new ArgumentNullException("u");
+
                     result = new UriBuilder(u.Scheme, u.Host, u.Port);
 
                     if (CoreBaseSettings.Standalone && !result.Uri.IsLoopback)