Originally posted by **4-S-H** October 26, 2024
### Disclaimers
- [X] I have searched the issue tracker to check if the issue has already been reported.
- [X] My issue happened while using mods.
### What happened?
Many players in the server crash at the same time.
### Reproduction steps
N/A
### Bug prevalence
Just once
### Single player or multiplayer?
Multiplayer hosted using a dedicated server
### -
_No response_
### Version
v1.6.17.0 (Unto the Breach Update)
### -
_No response_
### Which operating system did you encounter this bug on?
Windows
### Relevant error messages and crash reports
```shell
Exception: Object reference not set to an instance of an object. (System.NullReferenceException)
Target site: Boolean IsFiltered(Barotrauma.Networking.ServerInfo, Barotrauma.SpamServerFilterType, System.String)
Stack trace:
at Barotrauma.SpamFilter.IsFiltered(ServerInfo info, SpamServerFilterType type, String value) in \Barotrauma\BarotraumaClient\ClientSource\SpamServerFilter.cs:line 51
at Barotrauma.SpamFilter.IsFiltered(ServerInfo info) in \Barotrauma\BarotraumaClient\ClientSource\SpamServerFilter.cs:line 43
at Barotrauma.SpamServerFilter.IsFiltered(ServerInfo info) in \Barotrauma\BarotraumaClient\ClientSource\SpamServerFilter.cs:line 136
at Barotrauma.SpamServerFilters.IsFiltered(ServerInfo info) in \Barotrauma\BarotraumaClient\ClientSource\SpamServerFilter.cs:line 250
at Barotrauma.ServerListScreen.ShouldShowServer(ServerInfo serverInfo) in \Barotrauma\BarotraumaClient\ClientSource\Screens\ServerListScreen\ServerListScreen.cs:line 1004
at Barotrauma.ServerListScreen.FilterServers() in \Barotrauma\BarotraumaClient\ClientSource\Screens\ServerListScreen\ServerListScreen.cs:line 975
at Barotrauma.ServerListScreen.UpdateServerInfoUI(ServerInfo serverInfo) in \Barotrauma\BarotraumaClient\ClientSource\Screens\ServerListScreen\ServerListScreen.cs:line 1734
at Barotrauma.ServerListScreen.AddToServerList(ServerInfo serverInfo, Boolean skipPing) in \Barotrauma\BarotraumaClient\ClientSource\Screens\ServerListScreen\ServerListScreen.cs:line 1365
at Barotrauma.ServerListScreen.RefreshServers() in \Barotrauma\BarotraumaClient\ClientSource\Screens\ServerListScreen\ServerListScreen.cs:line 1229
at Barotrauma.ServerListScreen.set_selectedTab(TabEnum value) in \Barotrauma\BarotraumaClient\ClientSource\Screens\ServerListScreen\ServerListScreen.cs:line 124
at Barotrauma.ServerListScreen.Tab.<>c__DisplayClass5_0.<.ctor>b__0(GUIButton _, Object __) in \Barotrauma\BarotraumaClient\ClientSource\Screens\ServerListScreen\ServerListScreen.cs:line 73
at Barotrauma.GUIButton.Update(Single deltaTime) in \Barotrauma\BarotraumaClient\ClientSource\GUI\GUIButton.cs:line 299
at Barotrauma.GUI.Update(Single deltaTime) in \Barotrauma\BarotraumaClient\ClientSource\GUI\GUI.cs:line 1262
at Barotrauma.GameMain.Update(GameTime gameTime) in \Barotrauma\BarotraumaClient\ClientSource\GameMain.cs:line 975
at Microsoft.Xna.Framework.Game.DoUpdate(GameTime gameTime) in E:\Barotrauma-development\Libraries\MonoGame.Framework\Src\MonoGame.Framework\Game.cs:line 656
at Microsoft.Xna.Framework.Game.Tick() in E:\Barotrauma-development\Libraries\MonoGame.Framework\Src\MonoGame.Framework\Game.cs:line 500
at Microsoft.Xna.Framework.SdlGamePlatform.RunLoop() in E:\Barotrauma-development\Libraries\MonoGame.Framework\Src\MonoGame.Framework\SDL\SDLGamePlatform.cs:line 93
at Microsoft.Xna.Framework.Game.Run(GameRunBehavior runBehavior) in E:\Barotrauma-development\Libraries\MonoGame.Framework\Src\MonoGame.Framework\Game.cs:line 397
at Microsoft.Xna.Framework.Game.Run() in E:\Barotrauma-development\Libraries\MonoGame.Framework\Src\MonoGame.Framework\Game.cs:line 367
at Barotrauma.Program.Main(String[] args) in \Barotrauma\BarotraumaClient\ClientSource\Program.cs:line 61
```
Discussed in https://github.com/FakeFishGames/Barotrauma/discussions/14961