Crash since 1.13.1

[Mao_Sama]

Just did update to 1.13.1 and now I get a crash when I log into my server. I got this crash message:

Running on 64 bit Windows with 32 GB RAM 
Version: v1.13.1 (Stable)27/08/2020 10:34:03: Critical error occurred
System.NullReferenceException: Object reference not set to an instance of an object.
   at Vintagestory.GameContent.WeatherSimulationRegion.ReloadPatterns(Int32 seed)
   at Vintagestory.GameContent.WeatherSystemBase.InitDummySim()
   at Vintagestory.GameContent.WeatherSystemClient.LevelFinalizeInit()
   at Vintagestory.API.Common.Action.Invoke()
   at Vintagestory.Client.NoObf.GeneralPacketHandler.HandleLevelFinalize(_3uRFkojrD2ORWZVQ6waA5U253Cd packet)
   at Vintagestory.Client.NoObf.ClientMain.ExecuteMainThreadTasks(Single deltaTime)
   at _G4W4PAscMrNjmxuoOe9Q6Ah06Go._eNmbHTFymAD8jn9GNCtsdVCNq0b(Single )
   at _L31wQkpQpn1scF36uQ3d7QK2DcA._aPrYtNMVcDoUAb74KrWTBYL1cyE(Single )
   at _L31wQkpQpn1scF36uQ3d7QK2DcA._nJlbwrwbHVQVELxw0k5MOoHTesd(Single )
   at Vintagestory.Client.NoObf.ClientPlatformWindows.window_RenderFrame(Object sender, FrameEventArgs e)
   at System.EventHandler`1.Invoke(Object sender, TEventArgs e)
   at OpenTK.GameWindow.RaiseRenderFrame(Double elapsed, Double& timestamp)
   at OpenTK.GameWindow.DispatchRenderFrame()
   at OpenTK.GameWindow.Run(Double updates_per_second, Double frames_per_second)
   at _AR18nZzgDCib0BgKtEHVTai2BtB._RIEPxAcqf2UEEFWGLIQBMaqkkdm(_akgck376UF0BsDbdZ3qpxVZzpYaA , String[] )
   at _O6NhGZA1RMgLyiBawxylbrJtSqP._RIEPxAcqf2UEEFWGLIQBMaqkkdm(ThreadStart )
-------------------------------
 

[Tyron]

hi calimdor, can you write me the address of your server so i can reproduce the crash, here or via PM