I have a freshly installed Mango v4.2 using mysql server 8. It keeps getting a HikariPool-1 - Failed to validate connection warning. Any ideas?
WARN 2021-10-09T05:04:03,568 (com.serotonin.m2m2.TimedLicenseRegistrar.checkLicenses:65) - Mango NoSQL database is running in free mode, Mango will shutdown at 1:04:03 9/10/2021.
INFO 2021-10-09T05:04:03,750 (com.serotonin.m2m2.db.BasePooledProxy.initializeImpl:28) - Initializing pooled connection manager
INFO 2021-10-09T05:04:06,791 (com.serotonin.m2m2.db.upgrade.DBUpgrade.checkUpgrade:37) - Starting instance with core version 4.2.1, schema v42
INFO 2021-10-09T05:04:06,936 (com.infiniteautomation.nosql.MangoNoSqlProxy.initialize:68) - Starting MangoNoSql Database
INFO 2021-10-09T05:04:06,980 (com.infiniteautomation.tsdb.impl.IasTsdbImpl.<init>:149) - Database at /opt/mango-data/databases/mangoTSDB started
INFO 2021-10-09T05:04:07,015 (com.infiniteautomation.tsdb.impl.IasTsdbImpl.<init>:178) - Empty dir delete for database at /opt/mango-data/databases/mangoTSDB took 7ms
INFO 2021-10-09T05:04:07,030 (com.infiniteautomation.tsdb.impl.IasTsdbImpl.<init>:149) - Database at /opt/mango-data/databases/mangoTSDBAux started
INFO 2021-10-09T05:04:07,060 (com.infiniteautomation.tsdb.impl.IasTsdbImpl.<init>:178) - Empty dir delete for database at /opt/mango-data/databases/mangoTSDBAux took 4ms
INFO 2021-10-09T05:04:12,287 (com.infiniteautomation.mango.spring.MangoRuntimeContextConfiguration.contextRefreshed:159) - Spring context 'runtimeContext' refreshed: org.springframework.context.annotation.AnnotationConfigApplicationContext@6ce15112
INFO 2021-10-09T05:04:12,290 (com.infiniteautomation.mango.spring.MangoRuntimeContextConfiguration.contextStarted:173) - Spring context 'runtimeContext' started: org.springframework.context.annotation.AnnotationConfigApplicationContext@6ce15112
INFO 2021-10-09T05:04:14,301 (com.serotonin.m2m2.rt.DataSourceGroupInitializer.process:35) - Initializing 1 NORMAL priority data sources in 1 threads
INFO 2021-10-09T05:04:14,399 (com.serotonin.m2m2.rt.DataPointGroupInitializer.initialize:40) - Initializing 25 data points in 1 threads
INFO 2021-10-09T05:04:14,405 (com.serotonin.m2m2.rt.DataPointGroupInitializer.processItem:64) - Initializing group 0 of 25 data points
INFO 2021-10-09T05:04:14,479 (com.serotonin.m2m2.rt.DataPointGroupInitializer.processItem:120) - Group 0 successfully initialized 25 of 25 data points in 74 ms
INFO 2021-10-09T05:04:14,484 (com.serotonin.m2m2.rt.DataPointGroupInitializer.initialize:54) - Initialization of 25 data points in 1 threads took 84 ms
INFO 2021-10-09T05:04:14,484 (com.serotonin.m2m2.rt.RuntimeManagerImpl.startDataSource:321) - Data source (name=Mango Internal, id=1, type=InternalDataSourceRT) took 175ms to start
INFO 2021-10-09T05:04:14,484 (com.serotonin.m2m2.rt.DataSourceGroupInitializer.process:40) - Initialization of 1 NORMAL priority data sources in 1 threads took 184 ms
INFO 2021-10-09T05:04:14,767 (com.serotonin.m2m2.rt.RuntimeManagerImpl.initialize:183) - Starting 0 Publishers...
INFO 2021-10-09T05:04:14,779 (com.serotonin.m2m2.rt.RuntimeManagerImpl.initialize:194) - 0 Publisher's started in 19ms
INFO 2021-10-09T05:04:16,561 (com.infiniteautomation.mango.spring.MangoRuntimeContextConfiguration.contextRefreshed:159) - Spring context 'rootWebContext' refreshed: Root WebApplicationContext
WARN 2021-10-09T05:04:16,967 (org.springframework.core.log.CompositeLog.warn:127) - For Jackson Kotlin classes support please add "com.fasterxml.jackson.module:jackson-module-kotlin" to the classpath
INFO 2021-10-09T05:04:17,130 (com.infiniteautomation.mango.spring.MangoRuntimeContextConfiguration.contextRefreshed:159) - Spring context 'restDispatcherContext' refreshed: WebApplicationContext for namespace 'REST_DISPATCHER-servlet'
INFO 2021-10-09T05:04:21,000 (com.infiniteautomation.mango.spring.MangoRuntimeContextConfiguration.contextRefreshed:159) - Spring context 'restV3Context' refreshed: WebApplicationContext for namespace 'restV3DispatcherServlet-servlet'
WARN 2021-10-09T05:14:16,684 (com.zaxxer.hikari.pool.PoolBase.isConnectionAlive:184) - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6a1ff639 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
WARN 2021-10-09T05:14:16,685 (com.zaxxer.hikari.pool.PoolBase.isConnectionAlive:184) - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3b4d7ce9 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.