Null Reference Exception on Cross-Play Nitrado Server

On cross-platform server on Nitrado, my friend and I were playing and the server crashed unexpectly. We have no mod installed or anything.

We do have experimental mode on.

This is our config :

<?xml version="1.0"?>
<MyConfigDedicated xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
    <SessionSettings>
        <MaxPlayers>10</MaxPlayers>
        <GameMode>Survival</GameMode>
        <InventorySizeMultiplier>10</InventorySizeMultiplier>
        <AssemblerSpeedMultiplier>3</AssemblerSpeedMultiplier>
        <AssemblerEfficiencyMultiplier>3</AssemblerEfficiencyMultiplier>
        <RefinerySpeedMultiplier>3</RefinerySpeedMultiplier>
        <OnlineMode>PUBLIC</OnlineMode>
        <MaxFloatingObjects>32</MaxFloatingObjects>
        <MaxBackupSaves>5</MaxBackupSaves>
        <MaxGridSize>50000</MaxGridSize>
        <MaxBlocksPerPlayer>100000</MaxBlocksPerPlayer>
        <EnableBlockLimits>GLOBALLY</EnableBlockLimits>
        <EnableRemoteBlockRemoval>true</EnableRemoteBlockRemoval>
        <EnvironmentHostility>NORMAL</EnvironmentHostility>
        <AutoHealing>true</AutoHealing>
        <EnableCopyPaste>false</EnableCopyPaste>
        <WeaponsEnabled>true</WeaponsEnabled>
        <ShowPlayerNamesOnHud>true</ShowPlayerNamesOnHud>
        <ThrusterDamage>false</ThrusterDamage>
        <CargoShipsEnabled>false</CargoShipsEnabled>
        <EnableSpectator>false</EnableSpectator>
        <WorldSizeKm>0</WorldSizeKm>
        <RespawnShipDelete>true</RespawnShipDelete>
        <ResetOwnership>false</ResetOwnership>
        <WelderSpeedMultiplier>1</WelderSpeedMultiplier>
        <GrinderSpeedMultiplier>1</GrinderSpeedMultiplier>
        <RealisticSound>false</RealisticSound>
        <HackSpeedMultiplier>0.33</HackSpeedMultiplier>
        <PermanentDeath>false</PermanentDeath>
        <AutoSaveInMinutes>5</AutoSaveInMinutes>
        <SpawnShipTimeMultiplier>1</SpawnShipTimeMultiplier>
        <DestructibleBlocks>true</DestructibleBlocks>
        <EnableIngameScripts>true</EnableIngameScripts>
        <ViewDistance>6000</ViewDistance>
        <EnableToolShake>false</EnableToolShake>
        <VoxelGeneratorVersion>1</VoxelGeneratorVersion>
        <EnableOxygen>true</EnableOxygen>
        <EnableOxygenPressurization>true</EnableOxygenPressurization>
        <Enable3rdPersonView>true</Enable3rdPersonView>
        <EnableEncounters>true</EnableEncounters>
        <EnableFlora>true</EnableFlora>
        <EnableConvertToStation>true</EnableConvertToStation>
        <StationVoxelSupport>false</StationVoxelSupport>
        <EnableSunRotation>true</EnableSunRotation>
        <EnableRespawnShips>true</EnableRespawnShips>
        <ScenarioEditMode>false</ScenarioEditMode>
        <Scenario>false</Scenario>
        <CanJoinRunning>false</CanJoinRunning>
        <PhysicsIterations>4</PhysicsIterations>
        <SunRotationIntervalMinutes>240</SunRotationIntervalMinutes>
        <EnableJetpack>true</EnableJetpack>
        <SpawnWithTools>true</SpawnWithTools>
        <StartInRespawnScreen>false</StartInRespawnScreen>
        <EnableVoxelDestruction>true</EnableVoxelDestruction>
        <MaxDrones>5</MaxDrones>
        <EnableDrones>true</EnableDrones>
        <EnableWolfs>true</EnableWolfs>
        <EnableSpiders>true</EnableSpiders>
        <FloraDensityMultiplier>1</FloraDensityMultiplier>
        <EnableStructuralSimulation>false</EnableStructuralSimulation>
        <MaxActiveFracturePieces>50</MaxActiveFracturePieces>
        <EnableScripterRole>false</EnableScripterRole>
        <SyncDistance>2000</SyncDistance>
        <BlocksInventorySizeMultiplier>10</BlocksInventorySizeMultiplier>
        <MaxFactionsCount>0</MaxFactionsCount>
        <EnableSaving>false</EnableSaving>
        <InfiniteAmmo>false</InfiniteAmmo>
        <EnableContainerDrops>true</EnableContainerDrops>
        <EnableSubgridDamage>true</EnableSubgridDamage>
        <AdaptiveSimulationQuality>true</AdaptiveSimulationQuality>
        <EnableVoxelHand>true</EnableVoxelHand>
        <TrashFlagsValue>1562</TrashFlagsValue>
        <BlockCountThreshold>20</BlockCountThreshold>
        <PlayerDistanceThreshold>500</PlayerDistanceThreshold>
        <OptimalGridCount>0</OptimalGridCount>
        <PlayerInactivityThreshold>0</PlayerInactivityThreshold>
        <PlayerCharacterRemovalThreshold>15</PlayerCharacterRemovalThreshold>
        <VoxelTrashRemovalEnabled>false</VoxelTrashRemovalEnabled>
        <VoxelPlayerDistanceThreshold>5000</VoxelPlayerDistanceThreshold>
        <VoxelGridDistanceThreshold>5000</VoxelGridDistanceThreshold>
        <VoxelAgeThreshold>24</VoxelAgeThreshold>
        <EnableResearch>true</EnableResearch>
        <EnableGoodBotHints>false</EnableGoodBotHints>
        <OptimalSpawnDistance>4000</OptimalSpawnDistance>
        <EnableAutorespawn>false</EnableAutorespawn>
        <AutoSave>true</AutoSave>
        <ProceduralDensity>0.00</ProceduralDensity>
        <ProceduralSeed>0</ProceduralSeed>
        <BlockLimitsEnabled>PER_FACTION</BlockLimitsEnabled>
        <TrashRemovalEnabled>true</TrashRemovalEnabled>
        <EnableEconomy>true</EnableEconomy>
        <EconomyTickInSeconds>1200</EconomyTickInSeconds>
        <EnableBountyContracts>true</EnableBountyContracts>
        <MaxPlanets>3</MaxPlanets>
        <BlockTypeLimits>
            <dictionary />
        </BlockTypeLimits>
    </SessionSettings>
    <Scenario Type="MyObjectBuilder_ScenarioDefinition" Subtype="HomeSystem" />
    <AsteroidAmount>2</AsteroidAmount>
    <ServerName>GW Space Engineers</ServerName>
    <GroupID>0</GroupID>
    <PauseGameWhenEmpty>true</PauseGameWhenEmpty>
    <WorldName>GW World</WorldName>
    <LoadWorld>C:\SERVICES\ni5021754_1_SHARE\ftproot\spaceeng_profile\Saves\GW World</LoadWorld>
    <MessageOfTheDay>Bienvenue et bonne partie !</MessageOfTheDay>
    <MessageOfTheDayUrl>https://greenwoodmultimedia.com</MessageOfTheDayUrl>;
    <ServerDescription>Serveur de Christopher Boisvert et Tristan Ouellet.</ServerDescription>
    <maxplayers>0</maxplayers>
    <ServerPasswordHash>PASSWORD_HERE</ServerPasswordHash>
    <ServerPasswordSalt>SALT_HERE</ServerPasswordSalt>
    <ConsoleCompatibility>true</ConsoleCompatibility>
    <NetworkType>eos</NetworkType>
    <RemoteSecurityKey>iPDXx5q/2gphkIwO+dL9wA==</RemoteSecurityKey>
    <IP>85.190.158.131</IP>
    <SteamPort>8766</SteamPort>
    <ServerPort>11000</ServerPort>
    <PremadeCheckpointPath>C:\SERVICES\ni5021754_1_local\spaceeng\Content\CustomWorlds\Home System</PremadeCheckpointPath>
    <IgnoreLastSession>false</IgnoreLastSession>
    <Administrators>
        <unsignedLong>76561199077095481</unsignedLong>
        <unsignedLong>76561198153079292</unsignedLong>
    </Administrators>
    <Banned />
<Mods />
</MyConfigDedicated>

This is the error we experienced :

2021-09-05 21:18:45.318 - Thread:   1 ->  Exception occurred: System.NullReferenceException: Object reference not set to an instance of an object.
   at Sandbox.Game.World.MyBlockLimits.SetGridNameFromServer(Int64 gridEntityId, String newName)
   at VRage.Network.MyReplicationLayerBase.InvokeLocally[T1,T2,T3,T4,T5,T6,T7](CallSite`7 site, T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5, T6 arg6, T7 arg7)
   at VRage.Network.MyReplicationLayer.DispatchEvent[T1,T2,T3,T4,T5,T6,T7,T8](CallSite callSite, EndpointId recipient, Nullable`1 position, T1& arg1, T2& arg2, T3& arg3, T4& arg4, T5& arg5, T6& arg6, T7& arg7, T8& arg8)
   at VRage.Network.MyReplicationLayerBase.RaiseEvent[T1,T2,T3,T4](T1 arg1, T4 arg4, Func`2 action, T2 arg2, T3 arg3, EndpointId endpointId, Nullable`1 position)
   at Sandbox.Game.Multiplayer.MyPlayerCollection.SendDirtyBlockLimit(MyBlockLimits blockLimit, List`1 playersToSendTo)
   at Sandbox.Game.Multiplayer.MyPlayerCollection.SendDirtyBlockLimits()
   at Sandbox.Game.World.MySession.Update(MyTimeSpan updateTime)
   at Sandbox.MySandboxGame.Update()
   at Sandbox.Engine.Platform.Game.UpdateInternal()
   at Sandbox.Engine.Platform.Game.RunSingleFrame()
   at Sandbox.Engine.Platform.FixedLoop.<>c__DisplayClass11_0.<Run>b__0()
   at Sandbox.Engine.Platform.GenericLoop.Run(VoidAction tickCallback)
   at Sandbox.Engine.Platform.Game.RunLoop()
   at Sandbox.MySandboxGame.Run(Boolean customRenderLoop, Action disposeSplashScreen)
   at VRage.Dedicated.DedicatedServer.RunInternal(String instanceName)
   at VRage.Dedicated.DedicatedServer.RunMain(String instanceName, String customPath, Boolean isService, Boolean showConsole, Boolean checkAlive)
   at VRage.Dedicated.DedicatedServer.ProcessArgs(String[] args)
   at VRage.Dedicated.DedicatedServer.Run(String[] args, Action`1 initializeServices)
   at SpaceEngineersDedicated.MyProgram.Main(String[] args)
2021-09-05 21:18:45.334 - Thread:   1 ->  Showing message
2021-09-05 21:18:46.678 - Thread:   1 ->  
================================== CRASH INFO ==================================
AppVersion: 01_199_025
GameName: Space Engineers
IsOutOfMemory: False
IsGPU: False
IsNative: False
IsTask: False
IsExperimental: True
ProcessRunTime: 66772
PCUCount: 10743
IsHang: False
GCMemory: 281
GCMemoryAllocated: 281
HWAvailableMemory: 0
ProcessPrivateMemory: 1100
AnalyticId: SEXDS
================================== OFNI HSARC ==================================

2021-09-05 21:18:46.678 - Thread:   1 ->  Log Closed