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  1. [13:54:12 WARN]: Wed Apr 01 13:54:12 CEST 2020 WARN: Establishing SSL connection without server's identity verification is not recommended. According to MySQL 5.5.45+, 5.6.26+ and 5.7.6+ requirements SSL connection must be established by default if explicit option isn't set. For compliance with existing applications not using SSL the verifyServerCertificate property is set to 'false'. You need either to explicitly disable SSL by setting useSSL=false, or set useSSL=true and provide truststore for server certificate verification.
  2. [13:54:16 WARN]: java.sql.SQLException: Cannot create PoolableConnectionFactory (Could not create connection to database server. Attempted reconnect 3 times. Giving up.)
  3. [13:54:16 WARN]: at org.apache.commons.dbcp2.BasicDataSource.createPoolableConnectionFactory(BasicDataSource.java:2152)
  4. [13:54:16 WARN]: at org.apache.commons.dbcp2.BasicDataSource.createDataSource(BasicDataSource.java:1903)
  5. [13:54:16 WARN]: at org.apache.commons.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:1413)
  6. [13:54:16 WARN]: at fr.keziix.lobby.database.MySQL.getConnection(MySQL.java:20)
  7. [13:54:16 WARN]: at fr.keziix.lobby.database.MySQL.update(MySQL.java:33)
  8. [13:54:16 WARN]: at fr.keziix.lobby.database.MySQL.createTables(MySQL.java:24)
  9. [13:54:16 WARN]: at fr.keziix.lobby.Main.initConnection(Main.java:62)
  10. [13:54:16 WARN]: at fr.keziix.lobby.Main.onEnable(Main.java:28)
  11. [13:54:16 WARN]: at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:264)
  12. [13:54:16 WARN]: at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:337)
  13. [13:54:16 WARN]: at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:402)
  14. [13:54:16 WARN]: at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugin(CraftServer.java:384)
  15. [13:54:16 WARN]: at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugins(CraftServer.java:333)
  16. [13:54:16 WARN]: at net.minecraft.server.v1_12_R1.MinecraftServer.t(MinecraftServer.java:422)
  17. [13:54:16 WARN]: at net.minecraft.server.v1_12_R1.MinecraftServer.l(MinecraftServer.java:383)
  18. [13:54:16 WARN]: at net.minecraft.server.v1_12_R1.MinecraftServer.a(MinecraftServer.java:338)
  19. [13:54:16 WARN]: at net.minecraft.server.v1_12_R1.DedicatedServer.init(DedicatedServer.java:272)
  20. [13:54:16 WARN]: at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:545)
  21. [13:54:16 WARN]: at java.lang.Thread.run(Unknown Source)
  22. [13:54:16 WARN]: Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.
  23. [13:54:16 WARN]: at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
  24. [13:54:16 WARN]: at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
  25. [13:54:16 WARN]: at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
  26. [13:54:16 WARN]: at java.lang.reflect.Constructor.newInstance(Unknown Source)
  27. [13:54:16 WARN]: at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
  28. [13:54:16 WARN]: at com.mysql.jdbc.Util.getInstance(Util.java:408)
  29. [13:54:16 WARN]: at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:918)
  30. [13:54:16 WARN]: at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:897)
  31. [13:54:16 WARN]: at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:886)
  32. [13:54:16 WARN]: at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:860)
  33. [13:54:16 WARN]: at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2104)
  34. [13:54:16 WARN]: at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2029)
  35. [13:54:16 WARN]: at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:779)
  36. [13:54:16 WARN]: at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
  37. [13:54:16 WARN]: at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
  38. [13:54:16 WARN]: at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
  39. [13:54:16 WARN]: at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
  40. [13:54:16 WARN]: at java.lang.reflect.Constructor.newInstance(Unknown Source)
  41. [13:54:16 WARN]: at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
  42. [13:54:16 WARN]: at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:389)
  43. [13:54:16 WARN]: at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
  44. [13:54:16 WARN]: at org.apache.commons.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:39)
  45. [13:54:16 WARN]: at org.apache.commons.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:205)
  46. [13:54:16 WARN]: at org.apache.commons.dbcp2.BasicDataSource.validateConnectionFactory(BasicDataSource.java:2162)
  47. [13:54:16 WARN]: at org.apache.commons.dbcp2.BasicDataSource.createPoolableConnectionFactory(BasicDataSource.java:2148)
  48. [13:54:16 WARN]: ... 18 more
  49. [13:54:16 WARN]: Caused by: java.sql.SQLException: Variable systÞme 'tx_isolation' inconnue
  50. [13:54:16 WARN]: at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:964)
  51. [13:54:16 WARN]: at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3973)
  52. [13:54:16 WARN]: at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3909)
  53. [13:54:16 WARN]: at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2527)
  54. [13:54:16 WARN]: at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2680)
  55. [13:54:16 WARN]: at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2490)
  56. [13:54:16 WARN]: at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2448)
  57. [13:54:16 WARN]: at com.mysql.jdbc.StatementImpl.executeQuery(StatementImpl.java:1381)
  58. [13:54:16 WARN]: at com.mysql.jdbc.ConnectionImpl.loadServerVariables(ConnectionImpl.java:3787)
  59. [13:54:16 WARN]: at com.mysql.jdbc.ConnectionImpl.initializePropsFromServer(ConnectionImpl.java:3233)
  60. [13:54:16 WARN]: at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2067)
  61. [13:54:16 WARN]: ... 32 more
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