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If you get an error like this
Jun 19, 2006 10:35:27 PM org.apache.activemq.broker.BrokerService getBroker
INFO: ActiveMQ 4.0 JMS Message Broker (localhost) is starting
Jun 19, 2006 10:35:27 PM org.apache.activemq.broker.BrokerService getBroker
INFO: For help or more information please see:
http://incubator.apache.org/activemq/
java.io.IOException: Failed to create database 'derbydb', see the next
exception for details.
at
org.apache.activemq.util.IOExceptionSupport.create(IOExceptionSupport.java:42)
at
org.apache.activemq.store.jdbc.TransactionContext.getConnection(TransactionContext.java:58)
at
org.apache.activemq.store.jdbc.JDBCPersistenceAdapter.createAdapter(JDBCPersistenceAdapter.java:229)
at
org.apache.activemq.store.jdbc.JDBCPersistenceAdapter.getAdapter(JDBCPersistenceAdapter.java:213)
at
org.apache.activemq.store.jdbc.JDBCPersistenceAdapter.start(JDBCPersistenceAdapter.java:139)
at
org.apache.activemq.store.journal.JournalPersistenceAdapter.start(JournalPersistenceAdapter.java:215)
at
org.apache.activemq.broker.BrokerService.createRegionBroker(BrokerService.java:930)
at
org.apache.activemq.broker.BrokerService.createBroker(BrokerService.java:888)
at
org.apache.activemq.broker.BrokerService.getBroker(BrokerService.java:458)
at
org.apache.activemq.broker.BrokerService.addConnector(BrokerService.java:143)
at
org.apache.activemq.broker.BrokerService.addConnector(BrokerService.java:133)
at
com.ic.ntn.message.HelloWorld$HelloWorldBroker.run(HelloWorld.java:92)
at java.lang.Thread.run(Thread.java:595)
Caused by: SQL Exception: Failed to create database 'derbydb', see the next
exception for details.
at org.apache.derby.impl.jdbc.Util.newEmbedSQLException(Unknown
Source)
at org.apache.derby.impl.jdbc.Util.newEmbedSQLException(Unknown
Source)
at org.apache.derby.impl.jdbc.Util.generateCsSQLException(Unknown
Source)
at
org.apache.derby.impl.jdbc.EmbedConnection.newSQLException(Unknown Source)
at org.apache.derby.impl.jdbc.EmbedConnection.createDatabase(Unknown
Source)
at org.apache.derby.impl.jdbc.EmbedConnection.<init>(Unknown Source)
at org.apache.derby.impl.jdbc.EmbedConnection30.<init>(Unknown
Source)
at org.apache.derby.jdbc.Driver30.getNewEmbedConnection(Unknown
Source)
at org.apache.derby.jdbc.InternalDriver.connect(Unknown Source)
at org.apache.derby.jdbc.EmbeddedDataSource.getConnection(Unknown
Source)
at org.apache.derby.jdbc.EmbeddedDataSource.getConnection(Unknown
Source)
at
org.apache.activemq.store.jdbc.TransactionContext.getConnection(TransactionContext.java:54)
... 11 more
Then the error is probably that the JDBC driver (Apache Derby by default) could not write to the persistent file area. WorkaroundCreate a directory for the broker to write its files. e.g. in Java code call setDataDirectory
File dir = new File("foo");
dir.mkdir();
broker.setDataDirectory(dir);
or in XML use <broker dataDirectory="foo">... See |