Hi, That's the error Open JPA gives you when the DataSource fails. This is probably because your JNDI lookup is failing. Is there a valid DataSource at jdbc/dupcheckcts ?
Regards, Tim Ward ------------------- Apache Aries PMC member & Enterprise OSGi advocate Enterprise OSGi in Action (http://www.manning.com/cummins) ------------------- Date: Mon, 21 Nov 2011 15:00:43 -0600 Subject: Aries/OpenJPA strange error - A JDBC Driver or DataSource class name must be specified in the ConnectionDriverName? From: mattmadha...@gmail.com To: user@aries.apache.org Hello,I'm using Apache Aries 0.4 (from IBM WAS) and OpenJPA 2.1.1-SNAPSHOT also from IBM. I have a data source defined in WAS: Jndi Name : jdbc/dupcheckcts I have my persistence.xml as follows: <?xml version="1.0" encoding="UTF-8"?><persistence version="2.0" xmlns="http://java.sun.com/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd"> <persistence-unit name="DuCk_jpa" transaction-type="JTA"> <description>Persistence xxxxxxxxx</description> <provider>org.apache.openjpa.persistence.PersistenceProviderImpl</provider> <jta-data-source>jdbc/dupcheckcts</jta-data-source> <class>com.xxxx.entity.Clx</class> <class>com.xxxx.entity.Clxxxxxl</class> <class>com.xxxx.entity.Clxxxxxt</class> <class>com.xxxx.entity.Clxxxxxx</class> .......... <properties> <property name="openjpa.Log" value="DefaultLevel=TRACE, Runtime=TRACE, Tool=TRACE, SQL=TRACE" /> <property name="openjpa.RuntimeUnenhancedClasses" value="unsupported" /> <property name="openjpa.Compatibility" value="StrictIdentityValues=false" /> </properties> When I deploy the EBA and start the app I'm getting the following error: Caused by: <openjpa-2.1.1-SNAPSHOT-r422266:1141200 fatal user error> org.apache.openjpa.persistence.ArgumentException: A JDBC Driver or DataSource class name must be specified in the ConnectionDriverName property. at org.apache.openjpa.jdbc.schema.DataSourceFactory.newDataSource(DataSourceFactory.java:76) at org.apache.openjpa.jdbc.conf.JDBCConfigurationImpl.createConnectionFactory(JDBCConfigurationImpl.java:844) at org.apache.openjpa.jdbc.conf.JDBCConfigurationImpl.getDBDictionaryInstance(JDBCConfigurationImpl.java:602) at org.apache.openjpa.jdbc.meta.MappingRepository.endConfiguration(MappingRepository.java:1510) Any ideas please? Thanks in advance! ThanksMatt