| <div class="wiki-content maincontent"><p>If you get an error like this</p> |
| |
| <div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl"> |
| <script class="brush: java; gutter: false; theme: Default" type="syntaxhighlighter"><![CDATA[ |
| 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 |
| |
| ]]></script> |
| </div></div> |
| |
| <p>Then the error is probably that the JDBC driver (Apache Derby by default) could not write to the persistent file area.</p> |
| |
| <h3 id="java.io.IOExceptionFailedtocreatedatabase'derbydb',seethenextexceptionfordetails-Workaround">Workaround</h3> |
| |
| <p>Create a directory for the broker to write its files. e.g. in Java code call <a shape="rect" class="external-link" href="http://incubator.apache.org/activemq/maven/activemq-core/apidocs/org/apache/activemq/broker/BrokerService.html#setDataDirectory(java.io.File)">setDataDirectory</a></p> |
| |
| <div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl"> |
| <script class="brush: java; gutter: false; theme: Default" type="syntaxhighlighter"><![CDATA[ |
| File dir = new File("foo"); |
| dir.mkdir(); |
| broker.setDataDirectory(dir); |
| ]]></script> |
| </div></div> |
| |
| <p>or in XML use</p> |
| |
| <div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl"> |
| <script class="brush: java; gutter: false; theme: Default" type="syntaxhighlighter"><![CDATA[ |
| <broker dataDirectory="foo">... |
| ]]></script> |
| </div></div> |
| |
| <h3 id="java.io.IOExceptionFailedtocreatedatabase'derbydb',seethenextexceptionfordetails-See">See</h3> |
| |
| <ul><li><a shape="rect" href="how-do-i-embed-a-broker-inside-a-connection.xml">How do I embed a Broker inside a Connection</a></li></ul></div> |
| |