Global server health

Because I get this error

[10Apr2020 18:00:11.598] [Netty Epoll Server IO #2/ERROR] [net.minecraft.command.arguments.ArgumentTypes/]: Could not serialize net.minecraftforge.server.command.ModIdArgument@3744476b (class net.minecraftforge.server.command.ModIdArgument) - will not be sent to client!