error runtime properties file

Application Name: Platform Version Number: 2.3.2 Question: Ubuntu 20.04 I have installed openmrs in the /opt/tomcat/webapps directory.

Unfortunately the following error message comes up.

The following error occurred at startup:
Error occurred while trying to get the updates needed for the database. Unable to get a connection to the database. Please check your openmrs runtime properties file and make sure you have the correct connection.username and connection.password set

java.lang.RuntimeException: Error occurred while trying to get the updates needed for the database. Unable to get a connection to the database.  Please check your openmrs runtime properties file and make sure you have the correct connection.username and connection.password set
	at org.openmrs.util.DatabaseUpdater.getUnrunDatabaseChanges(DatabaseUpdater.java:630)
	at org.openmrs.util.DatabaseUpdater.getUnrunDatabaseChanges(DatabaseUpdater.java:587)
	at org.openmrs.util.DatabaseUpdater.updatesRequired(DatabaseUpdater.java:252)
	at org.openmrs.web.Listener.setupNeeded(Listener.java:217)
	at org.openmrs.web.Listener.contextInitialized(Listener.java:179)
	at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4768)
	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5230)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
	at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:726)
	at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:698)
	at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:696)
	at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1185)
	at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1933)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
	at java.base/java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:118)
	at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:1095)
	at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:477)
	at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1618)
	at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:319)
	at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:123)
	at org.apache.catalina.util.LifecycleBase.setStateInternal(LifecycleBase.java:423)
	at org.apache.catalina.util.LifecycleBase.setState(LifecycleBase.java:366)
	at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:946)
	at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:835)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1396)
	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1386)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
	at java.base/java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:140)
	at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:919)
	at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:263)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
	at org.apache.catalina.core.StandardService.startInternal(StandardService.java:432)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
	at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:927)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
	at org.apache.catalina.startup.Catalina.start(Catalina.java:772)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:566)
	at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:345)
	at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:476)
Caused by: java.lang.Exception: Unable to get a connection to the database.  Please check your openmrs runtime properties file and make sure you have the correct connection.username and connection.password set
	at org.openmrs.util.DatabaseUpdater.getLiquibase(DatabaseUpdater.java:361)
	at org.openmrs.util.DatabaseUpdater.getUnrunDatabaseChanges(DatabaseUpdater.java:615)
	... 45 more
Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up.
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:490)
	at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
	at com.mysql.jdbc.Util.getInstance(Util.java:408)
	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:919)
	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:898)
	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:887)
	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:861)
	at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2094)
	at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2019)
	at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:776)
	at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:47)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:490)
	at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
	at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
	at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
	at java.sql/java.sql.DriverManager.getConnection(DriverManager.java:677)
	at java.sql/java.sql.DriverManager.getConnection(DriverManager.java:228)
	at org.openmrs.util.DatabaseUpdater.getConnection(DatabaseUpdater.java:423)
	at org.openmrs.util.DatabaseUpdater.getLiquibase(DatabaseUpdater.java:358)
	... 46 more
Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

The last packet successfully received from the server was 1 milliseconds ago.  The last packet sent successfully to the server was 1 milliseconds ago.
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:490)
	at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
	at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
	at com.mysql.jdbc.ExportControlled.transformSocketToSSLSocket(ExportControlled.java:203)
	at com.mysql.jdbc.MysqlIO.negotiateSSLConnection(MysqlIO.java:4901)
	at com.mysql.jdbc.MysqlIO.proceedHandshakeWithPluggableAuthentication(MysqlIO.java:1659)
	at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1226)
	at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2188)
	at com.mysql.jdbc.ConnectionImpl.connectWithRetries(ConnectionImpl.java:2035)
	... 60 more
Caused by: javax.net.ssl.SSLHandshakeException: No appropriate protocol (protocol is disabled or cipher suites are inappropriate)
	at java.base/sun.security.ssl.HandshakeContext.(HandshakeContext.java:170)
	at java.base/sun.security.ssl.ClientHandshakeContext.(ClientHandshakeContext.java:98)
	at java.base/sun.security.ssl.TransportContext.kickstart(TransportContext.java:221)
	at java.base/sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:433)
	at java.base/sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:411)
	at com.mysql.jdbc.ExportControlled.transformSocketToSSLSocket(ExportControlled.java:188)
	... 65 more


I am a total newbie, thanks for your help.

Is this of help? Failed to execute goal org.openmrs.maven.plugins:openmrs-sdk-maven-pluginFailed to execute goal org.openmrs.maven.plugins:openmrs-sdk-maven-plugin - #34 by ibacher