Handle null in ConfigureKestrelServerOptions.cs

Author: bergmania

src/Umbraco.Web.Common/Security/ConfigureKestrelServerOptions.cs

@@ -12,7 +12,7 @@ public class ConfigureKestrelServerOptions : IConfigureOptions<KestrelServerOpti
         public void Configure(KestrelServerOptions options)
         {
             // convert from KB to bytes
-            options.Limits.MaxRequestBodySize = _runtimeSettings.Value.MaxRequestLength * 1024;
+            options.Limits.MaxRequestBodySize = _runtimeSettings.Value.MaxRequestLength.HasValue ? _runtimeSettings.Value.MaxRequestLength.Value * 1024 : long.MaxValue;
         }
     }
 }