java.sql.SQLException: Message file 'oracle.jdbc.driver.Messages' is missing.
	at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:113)
	at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:147)
	at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:257)
	at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:389)
	at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:454)
	at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:165)
	at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:35)
	at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:802)
	at org.eclipse.datatools.connectivity.drivers.jdbc.JDBCConnection.createConnection(JDBCConnection.java:213)
	at org.eclipse.datatools.connectivity.DriverConnectionBase.internalCreateConnection(DriverConnectionBase.java:105)
	at org.eclipse.datatools.connectivity.DriverConnectionBase.open(DriverConnectionBase.java:54)
	at org.eclipse.datatools.connectivity.drivers.jdbc.JDBCConnection.open(JDBCConnection.java:73)
	at org.eclipse.datatools.enablement.internal.oracle.JDBCOracleConnectionFactory.createConnection(JDBCOracleConnectionFactory.java:27)
	at org.eclipse.datatools.connectivity.internal.ConnectionFactoryProvider.createConnection(ConnectionFactoryProvider.java:83)
	at org.eclipse.datatools.connectivity.internal.ConnectionProfile.createConnection(ConnectionProfile.java:359)
	at org.eclipse.datatools.connectivity.ui.PingJob.createTestConnection(PingJob.java:76)
	at org.eclipse.datatools.connectivity.ui.PingJob.run(PingJob.java:59)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)