[18:17:32] [User Authenticator #41/WARN]: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
[18:17:32] [User Authenticator #41/WARN]:       at sun.reflect.GeneratedConstructorAccessor618.newInstance(Unknown Source)
[18:17:32] [User Authenticator #41/WARN]:       at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
[18:17:32] [User Authenticator #41/WARN]:       at java.lang.reflect.Constructor.newInstance(Unknown Source)
[18:17:32] [User Authenticator #41/WARN]:       at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
[18:17:32] [User Authenticator #41/WARN]:       at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
[18:17:32] [User Authenticator #41/WARN]:       at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:341)
[18:17:32] [User Authenticator #41/WARN]:       at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2186)
[18:17:32] [User Authenticator #41/WARN]:       at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2219)
[18:17:32] [User Authenticator #41/WARN]:       at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2014)
[18:17:32] [User Authenticator #41/WARN]:       at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:776)
[18:17:32] [User Authenticator #41/WARN]:       at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
[18:17:32] [User Authenticator #41/WARN]:       at sun.reflect.GeneratedConstructorAccessor615.newInstance(Unknown Source)
[18:17:32] [User Authenticator #41/WARN]:       at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
[18:17:32] [User Authenticator #41/WARN]:       at java.lang.reflect.Constructor.newInstance(Unknown Source)
[18:17:32] [User Authenticator #41/WARN]:       at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
[18:17:32] [User Authenticator #41/WARN]:       at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
[18:17:32] [User Authenticator #41/WARN]:       at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
[18:17:32] [User Authenticator #41/WARN]:       at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(MysqlDataSource.java:428)
[18:17:32] [User Authenticator #41/WARN]:       at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(MysqlDataSource.java:136)
[18:17:32] [User Authenticator #41/WARN]:       at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(MysqlDataSource.java:107)
[18:17:32] [User Authenticator #41/WARN]:       at com.zaxxer.hikari.pool.PoolBase.newConnection(PoolBase.java:358)
[18:17:32] [User Authenticator #41/WARN]:       at com.zaxxer.hikari.pool.PoolBase.newPoolEntry(PoolBase.java:206)
[18:17:32] [User Authenticator #41/WARN]:       at com.zaxxer.hikari.pool.HikariPool.createPoolEntry(HikariPool.java:477)
[18:17:32] [User Authenticator #41/WARN]:       at com.zaxxer.hikari.pool.HikariPool.checkFailFast(HikariPool.java:560)
[18:17:32] [User Authenticator #41/WARN]:       at com.zaxxer.hikari.pool.HikariPool.<init>(HikariPool.java:115)
[18:17:32] [User Authenticator #41/WARN]:       at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:112)
[18:17:32] [User Authenticator #41/WARN]:       at me.astero.companions.listener.companions.CompanionCache.onAsyncPlayerJoin(CompanionCache.java:56)
[18:17:32] [User Authenticator #41/WARN]:       at catserver.server.executor.asm.generated.GeneratedEventExecutor300.execute(Unknown Source)
[18:17:32] [User Authenticator #41/WARN]:       at org.bukkit.plugin.EventExecutor$2.execute(EventExecutor.java:67)
[18:17:32] [User Authenticator #41/WARN]:       at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
[18:17:32] [User Authenticator #41/WARN]:       at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:503)
[18:17:32] [User Authenticator #41/WARN]:       at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:485)
[18:17:32] [User Authenticator #41/WARN]:       at net.minecraft.server.network.NetHandlerLoginServer$LoginHandler.fireEvents(NetHandlerLoginServer.java:315)
[18:17:32] [User Authenticator #41/WARN]:       at net.minecraft.server.network.NetHandlerLoginServer$2.run(NetHandlerLoginServer.java:218)
[18:17:32] [User Authenticator #41/WARN]: Caused by: java.net.ConnectException: Connection refused: connect
[18:17:32] [User Authenticator #41/WARN]:       at java.net.TwoStacksPlainSocketImpl.socketConnect(Native Method)
[18:17:32] [User Authenticator #41/WARN]:       at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source)
[18:17:32] [User Authenticator #41/WARN]:       at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source)
[18:17:32] [User Authenticator #41/WARN]:       at java.net.AbstractPlainSocketImpl.connect(Unknown Source)
[18:17:32] [User Authenticator #41/WARN]:       at java.net.PlainSocketImpl.connect(Unknown Source)
[18:17:32] [User Authenticator #41/WARN]:       at java.net.SocksSocketImpl.connect(Unknown Source)
[18:17:32] [User Authenticator #41/WARN]:       at java.net.Socket.connect(Unknown Source)
[18:17:32] [User Authenticator #41/WARN]:       at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
[18:17:32] [User Authenticator #41/WARN]:       at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:300)
[18:17:32] [User Authenticator #41/WARN]:       ... 28 more
请问这个是Authme 报错吗
每次玩家进服就会弹这个
Authme版本是5.6.0
该如何解决

数据库重新配置一下试试

该咋重新配置 是指config里面的数据库配置吗

对 你可以尝试一下

https://www.mcbbs.net/forum.php?mod=viewthread&tid=1346369
参照此篇内容。格式同样适用于 Authme 的数据库设置。

本帖最后由 针织薄外套 于 2023-3-19 19:58 编辑

companions插件的问题，而非Authme

你有使用mysql吗？你的mysql配置正确吗？
如果都设置正确，你可以尝试直接修改mysql的my.ini配置
[mysqld]
max_connections=100
wait_timeout=28800

哦好的 知道是啥插件就行了