My server doesn't start on Linux

Hey guys, I have a little problem about my fivem server, what problem? Ok, so when I start my server with the basic command “sh run.sh” it says:

Missing method Show in assembly /home/srvgta/CitizenMP.Server.exe, type System.Windows.Forms.MessageBox

2017-04-16 14:36:31.9075|INFO|CitizenMP.Server|Creating initial server instance.
2017-04-16 14:36:32.1131|INFO|CitizenMP.Server|Pre-parsing resources: mapmanager
2017-04-16 14:36:32.1152|INFO|CitizenMP.Server|Found resource mapmanager in resources/[managers]/mapmanager.
2017-04-16 14:36:33.5746|INFO|CitizenMP.Server|Starting resource mapmanager (last state: Stopped).
2017-04-16 14:36:33.6469|INFO|CitizenMP.Server|Running tasks on mapmanager: UpdatePackageFileTask.
2017-04-16 14:36:33.9235|INFO|CitizenMP.Server|Started resource mapmanager.
.2017-04-16 14:36:33.9358|INFO|CitizenMP.Server|Found resource race in resources/[gamemodes]/race.
.2017-04-16 14:36:33.9861|INFO|CitizenMP.Server|Found resource race-test in resources/[gamemodes]/race-test.
.2017-04-16 14:36:34.0096|INFO|CitizenMP.Server|Found resource channelfeed in resources/[gameplay]/channelfeed.
.2017-04-16 14:36:34.0395|INFO|CitizenMP.Server|Found resource irc in resources/[gameplay]/irc.
.2017-04-16 14:36:34.0614|INFO|CitizenMP.Server|Found resource obituary in resources/[gameplay]/obituary.
.2017-04-16 14:36:34.0805|INFO|CitizenMP.Server|Found resource obituary-deaths in resources/[gameplay]/obituary-deaths.
.2017-04-16 14:36:34.1024|INFO|CitizenMP.Server|Found resource mapmanager in resources/[managers]/mapmanager.
.2017-04-16 14:36:34.1024|INFO|CitizenMP.Server|Found resource baseevents in resources/[system]/baseevents.
.2017-04-16 14:36:34.1303|INFO|CitizenMP.Server|Found resource chat in resources/[system]/chat.
.2017-04-16 14:36:34.1538|INFO|CitizenMP.Server|Found resource hardcap in resources/[system]/hardcap.
.2017-04-16 14:36:34.1781|INFO|CitizenMP.Server|Found resource ■■■■■■■ in resources/[system]/■■■■■■■.
.2017-04-16 14:36:34.1980|INFO|CitizenMP.Server|Found resource scoreboard in resources/[system]/scoreboard.
.2017-04-16 14:36:34.2117|INFO|CitizenMP.Server|Found resource sessionmanager in resources/[system]/sessionmanager.
.2017-04-16 14:36:34.2301|INFO|CitizenMP.Server|Found resource spawnmanager in resources/[system]/spawnmanager.
.2017-04-16 14:36:34.2563|INFO|CitizenMP.Server|Found resource betaguns in resources/[test]/betaguns.
.2017-04-16 14:36:34.2764|INFO|CitizenMP.Server|Found resource gameInit in resources/[test]/gameInit.
.2017-04-16 14:36:34.3002|INFO|CitizenMP.Server|Found resource keks in resources/[test]/keks.
.2017-04-16 14:36:34.3240|INFO|CitizenMP.Server|Found resource fivem in resources/fivem.
.2017-04-16 14:36:34.3457|INFO|CitizenMP.Server|Found resource fivem-awesome1501 in resources/fivem-awesome1501.
.2017-04-16 14:36:34.3649|INFO|CitizenMP.Server|Found resource fivem-map-hipster in resources/fivem-map-hipster.
.2017-04-16 14:36:34.3920|INFO|CitizenMP.Server|Found resource fivem-map-skater in resources/fivem-map-skater.
2017-04-16 14:36:34.4153|INFO|CitizenMP.Server|Starting game server on port 30120
2017-04-16 14:36:34.4950|INFO|CitizenMP.Server|Starting HTTP server on port 30120
System.IO.FileNotFoundException: Could not load file or assembly ‘System.Diagnostics.Tracing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a’ or one of its dependencies.
File name: ‘System.Diagnostics.Tracing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a’
at Microsoft.AspNetCore.Hosting.WebHostBuilder.BuildCommonServices () [0x00000] in :0
at Microsoft.AspNetCore.Hosting.WebHostBuilder.Build () [0x00000] in :0
at CitizenMP.Server.HTTP.HttpServer.Start () [0x00000] in :0
at CitizenMP.Server.Program+d__4.MoveNext () [0x00000] in :0

For information, I’ve already installed mono. Thanks!