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http://issues.apache.org/bugzilla/show_bug.cgi?id=31304 NoClassDefFoundError: org/apache/commons/collections/CursorableLinkedList Summary: NoClassDefFoundError: org/apache/commons/collections/CursorableLinkedList Product: Tomcat 5 Version: 5.0.28 Platform: PC OS/Version: Linux Status: NEW Severity: Critical Priority: Other Component: Unknown AssignedTo: [EMAIL PROTECTED] ReportedBy: [EMAIL PROTECTED] Hi, I am receiving the above error when I try to execute a JSP page which attempts to access a MySQL database via a DataSource. The configuration is following the JNDI reference in the documentation. I have experienced this with both 5.0.25 and 5.0.28. Context initContext = new InitialContext(); Context envContext = (Context)initContext.lookup("java:/comp/env"); DataSource ds = (DataSource)envContext.lookup("jdbc/test"); Statement stmt = null; ResultSet rs = null; Connection conn = null; try { conn = ds.getConnection(); <-- error occurs here ApplicationDispatcher[/sportsweb] Servlet.service() for servlet jsp threw exception java.lang.NoClassDefFoundError: org/apache/commons/collections/CursorableLinkedList at org.apache.commons.pool.impl.GenericObjectPool.<init>(Unknown Source) at org.apache.commons.pool.impl.GenericObjectPool.<init>(Unknown Source) at org.apache.commons.dbcp.AbandonedObjectPool.<init>(AbandonedObjectPool.java:97) at org.apache.commons.dbcp.BasicDataSource.createDataSource(BasicDataSource.java:545) at org.apache.commons.dbcp.BasicDataSource.getConnection(BasicDataSource.java:312) at org.apache.jsp.dbtest_jsp._jspService(dbtest_jsp.java:58) # java -version java version "1.4.2_03" Java(TM) 2 Runtime Environment, Standard Edition (build 1.4.2_03-b02) Java HotSpot(TM) Client VM (build 1.4.2_03-b02, mixed mode) Tomcat 5 was installed by extracting the tar.gz version and modifying the conf files appropriately. I have searched through the mailing list archive but can't find anything regarding this. My common/lib directory containg commons-collections-3.1.jar as distributed with Tomcat 5.0.28 (20 Sep 04) Any help will be appreciated. Thanks, Peter Johnson --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]