[Event_Vote:349] java.sql.SQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.

[jaotan]

Stacktrace

[Event_Vote:349] java.sql.SQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. (23:46:20)

[MyMaid4] Could not create connection to database server. Attempted reconnect 3 times. Giving up.
java.sql.SQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.
    at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:110) ~[mysql-connector-java-8.0.27.jar:8.0.27]
    at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:97) ~[mysql-connector-java-8.0.27.jar:8.0.27]
    at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:89) ~[mysql-connector-java-8.0.27.jar:8.0.27]
    at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:63) ~[mysql-connector-java-8.0.27.jar:8.0.27]
    at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:73) ~[mysql-connector-java-8.0.27.jar:8.0.27]
    at com.mysql.cj.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:898) ~[mysql-connector-java-8.0.27.jar:8.0.27]
    at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ~[mysql-connector-java-8.0.27.jar:8.0.27]
    at com.mysql.cj.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:448) ~[mysql-connector-java-8.0.27.jar:8.0.27]
    at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:241) ~[mysql-connector-java-8.0.27.jar:8.0.27]
    at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) ~[mysql-connector-java-8.0.27.jar:8.0.27]
    at java.sql.DriverManager.getConnection(DriverManager.java:681) ~[java.sql:?]
    at java.sql.DriverManager.getConnection(DriverManager.java:229) ~[java.sql:?]
    at com.jaoafa.mymaid4.lib.MySQLDBManager.getConnection(MySQLDBManager.java:52) ~[MyMaid4-v4.52.0.jar:?]
    at com.jaoafa.mymaid4.event.Event_Vote.getUUID(Event_Vote.java:349) ~[MyMaid4-v4.52.0.jar:?]
    at com.jaoafa.mymaid4.event.Event_Vote.VoteReceive(Event_Vote.java:237) ~[MyMaid4-v4.52.0.jar:?]
    at com.jaoafa.mymaid4.event.Event_Vote$1.run(Event_Vote.java:57) ~[MyMaid4-v4.52.0.jar:?]
    at org.bukkit.craftbukkit.v1_18_R2.scheduler.CraftTask.run(CraftTask.java:101) ~[paper-1.18.2.jar:git-Paper-373]
    at org.bukkit.craftbukkit.v1_18_R2.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:57) ~[paper-1.18.2.jar:git-Paper-373]
    at com.destroystokyo.paper.ServerSchedulerReportingWrapper.run(ServerSchedulerReportingWrapper.java:22) ~[paper-1.18.2.jar:git-Paper-373]
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136) ~[?:?]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635) ~[?:?]
    at java.lang.Thread.run(Thread.java:833) ~[?:?]
Caused by: com.mysql.cj.exceptions.CJException: Data source rejected establishment of connection,  message from server: "Too many connections"
    at jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:?]
    at jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) ~[?:?]
    at jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[?:?]
    at java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) ~[?:?]
    at java.lang.reflect.Constructor.newInstance(Constructor.java:480) ~[?:?]
    at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) ~[mysql-connector-java-8.0.27.jar:8.0.27]
    at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) ~[mysql-connector-java-8.0.27.jar:8.0.27]
    at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) ~[mysql-connector-java-8.0.27.jar:8.0.27]
    at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:129) ~[mysql-connector-java-8.0.27.jar:8.0.27]
    at com.mysql.cj.protocol.a.NativeProtocol.rejectProtocol(NativeProtocol.java:348) ~[mysql-connector-java-8.0.27.jar:8.0.27]
    at com.mysql.cj.protocol.a.NativeProtocol.readServerCapabilities(NativeProtocol.java:479) ~[mysql-connector-java-8.0.27.jar:8.0.27]
    at com.mysql.cj.protocol.a.NativeProtocol.beforeHandshake(NativeProtocol.java:362) ~[mysql-connector-java-8.0.27.jar:8.0.27]
    at com.mysql.cj.protocol.a.NativeProtocol.connect(NativeProtocol.java:1367) ~[mysql-connector-java-8.0.27.jar:8.0.27]
    at com.mysql.cj.NativeSession.connect(NativeSession.java:133) ~[mysql-connector-java-8.0.27.jar:8.0.27]
    at com.mysql.cj.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:842) ~[mysql-connector-java-8.0.27.jar:8.0.27]
    ... 16 more

LINK

https://github.com/jaoafa/MyMaid4/blob/master/src/main/java/com/jaoafa/mymaid4/event/Event_Vote.java#L349

[book000]

fixed