Error starting up

java.lang.RuntimeException: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30002ms.
	at com.tle.core.hibernate.DataSourceHolder.getDefaultSchema(DataSourceHolder.java:52)
	at com.tle.core.migration.impl.HibernateMigrationService.checkSchemaForMigrations(HibernateMigrationService.java:106)
	at com.tle.core.migration.impl.MigrationGlobalTask.checkSystemSchema(MigrationGlobalTask.java:365)
	at com.tle.core.migration.impl.MigrationGlobalTask.init(MigrationGlobalTask.java:113)
	at com.tle.core.services.impl.AlwaysRunningTask.call(AlwaysRunningTask.java:38)
	at com.tle.core.services.impl.AlwaysRunningTask.call(AlwaysRunningTask.java:26)
	at com.tle.core.services.impl.LocalTaskServiceImpl$LocalTask.run(LocalTaskServiceImpl.java:597)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30002ms.
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:602)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:195)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:145)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:85)
	at com.tle.core.hibernate.DataSourceHolder.getDefaultSchema(DataSourceHolder.java:47)
	... 11 more
Caused by: java.sql.SQLException: Listener refused the connection with the following error:
ORA-12514, TNS:listener does not currently know of service requested in connect descriptor
 
	at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:458)
	at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:546)
	at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:236)
	at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:32)
	at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:521)
	at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:95)
	at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:101)
	at com.zaxxer.hikari.pool.PoolBase.newConnection(PoolBase.java:356)
	at com.zaxxer.hikari.pool.PoolBase.newPoolEntry(PoolBase.java:199)
	at com.zaxxer.hikari.pool.HikariPool.createPoolEntry(HikariPool.java:444)
	at com.zaxxer.hikari.pool.HikariPool.access$200(HikariPool.java:71)
	at com.zaxxer.hikari.pool.HikariPool$PoolEntryCreator.call(HikariPool.java:631)
	at com.zaxxer.hikari.pool.HikariPool$PoolEntryCreator.call(HikariPool.java:617)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at com.tle.core.hibernate.DataSourceServiceImpl$CreateDataSourceFunction$1$1.run(DataSourceServiceImpl.java:147)
Caused by: oracle.net.ns.NetException: Listener refused the connection with the following error:
ORA-12514, TNS:listener does not currently know of service requested in connect descriptor
 
	at oracle.net.ns.NSProtocol.connect(NSProtocol.java:395)
	at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:1102)
	at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:320)
	... 16 more