I was testing my application, and when I ran it, I received the following error:
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BloodStrike Lobby Server
Créditos: ExtremsX
Versão: 0.1 Beta
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Carregando Configurações
Erro ao carregar as cofiguraçõesjava.lang.NullPointerException
Iniciando NetworkManager
Exception in thread "main" java.lang.NoSuchMethodError: io.netty.channel.nio.NioEventLoopGroup.(ILjava/util/concurrent/ThreadFactory;)V
at io.vertx.core.impl.VertxImpl.(VertxImpl.java:129)
at io.vertx.core.impl.VertxImpl.(VertxImpl.java:119)
at io.vertx.core.impl.VertxImpl.(VertxImpl.java:115)
at io.vertx.core.impl.VertxFactoryImpl.vertx(VertxFactoryImpl.java:34)
at io.vertx.core.Vertx.vertx(Vertx.java:80)
at com.bloodstrike.lobbyserver.Main.startClientDebug(Main.java:48)
at com.bloodstrike.lobbyserver.Main.main(Main.java:31)
What is this error, how to solve it, why is it called?