java.lang.ClassNotFoundException

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  • Connecting to MySQL from Sun One Studio
    via by 807581,
    • java.lang.ClassNotFoundException: org.gjt.mm.mysql.jdbc2.optional.MysqlDataSource at com.sun.jdo.spi.persistence.support.sqlstore.impl.SQLPersistenceManagerFactory.getDBName(SQLPersistenceManagerFactory.java:802) at com.sun.jdo.spi.persistence.support.sqlstore.impl.SQLPersistenceManagerFactory.getFromPool(SQLPersistenceManagerFactory.java:709) at com.sun.jdo.spi.persistence.support.sqlstore.impl.SQLPersistenceManagerFactory.getPersistenceManager(SQLPersistenceManagerFactory.java:598) at com.sun.jdo.spi.persistence.support.sqlstore.impl.PersistenceManagerFactoryImpl.getPersistenceManager(PersistenceManagerFactoryImpl.java:770) at com.sun.jdo.spi.persistence.support.sqlstore.impl.PersistenceManagerFactoryImpl.getPersistenceManager(PersistenceManagerFactoryImpl.java:660) at JAdminEntityBeans.JobinfoBean_1956195957_ConcreteImpl.jdoGetPersistenceManager(JobinfoBean_1956195957_ConcreteImpl.java:1479) at JAdminEntityBeans.JobinfoBean_1956195957_ConcreteImpl.ejbFindByTitle(JobinfoBean_1956195957_ConcreteImpl.java:541) at JAdminEntityBeans.JobinfoBean_1956195957_ConcreteImpl_RemoteHomeImpl.findByTitle(JobinfoBean_1956195957_ConcreteImpl_RemoteHomeImpl.java:175) at JAdminEntityBeans._JobinfoHome_Stub.findByTitle(Unknown Source) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:324) at com.sun.forte4j.j2ee.ejbtest.webtest.InvocableMethod$MethodIM.invoke(InvocableMethod.java:231) at com.sun.forte4j.j2ee.ejbtest.webtest.EjbInvoker.getInvocationResults(EjbInvoker.java:96) at com.sun.forte4j.j2ee.ejbtest.webtest.DispatchHelper.getForward(DispatchHelper.java:189)
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