Db2 connectivity issue with liferay 7.3 https://liferay.dev/c/message_boards/find_thread?p_l_id=119785294&threadId=121303306 2026-04-05T17:28:30Z 2026-04-05T17:28:30Z Shiva Lingam K https://liferay.dev/c/message_boards/find_message?p_l_id=119785294&messageId=121340154 2022-01-24T07:00:43Z 2022-01-24T07:00:43Z

<p>Hi, below is the answer which works.</p> <p>Add these properties in the portal-ext.properties file.</p> <pre> module.framework.properties.org.osgi.framework.bootdelegation=\ __redirected,\ com.liferay.aspectj,\ com.liferay.aspectj.*,\ com.liferay.expando.kernel.model,\ com.liferay.portal.servlet.delegate,\ com.liferay.portal.servlet.delegate*,\ com.sun.ccpp,\ com.sun.ccpp.*,\ com.sun.crypto.*,\ com.sun.image.*,\ com.sun.imageio.plugins.*,\ com.sun.jmx.*,\ com.sun.jna,\ com.sun.jndi.*,\ com.sun.mail.*,\ com.sun.management.*,\ com.sun.media.*,\ com.sun.msv.*,\ com.sun.org.*,\ com.sun.syndication,\ com.sun.tools.*,\ com.sun.xml.*,\ com.yourkit.*,\ jdk.*,\ sun.*,\ weblogic.jndi,\ weblogic.jndi.*,\ com.ibm.*</pre>

Shiva Lingam K 2022-01-24T07:00:43Z Shiva Lingam K https://liferay.dev/c/message_boards/find_message?p_l_id=119785294&messageId=121314742 2022-01-03T06:49:59Z 2022-01-03T06:49:59Z

<p>Hi,</p> <p>I am using Liferay DXP (liferay-dxp-7.3.10.1-sp1). Getting the same issue mentioned below.</p> <p>java.lang.ClassNotFoundException: com.ibm.db2.jcc.DB2Driver cannot be found by com.test.1.0.0.</p> <p>Could you please help me out to resolve this issue?</p> <p>Copied the below jars in tomcat/lib/ext folder.</p> <p> <strong>db2jcc4.jar<br /> db2jcc_license_cisuz.jar</strong></p>

Shiva Lingam K 2022-01-03T06:49:59Z Olaf Kock https://liferay.dev/c/message_boards/find_message?p_l_id=119785294&messageId=121303703 2021-12-20T11:58:20Z 2021-12-20T11:58:20Z

<p>Note: Liferay Portal 7.3 CE does not support DB2 at all - unless you use <a href="https://www.dontesta.it/">Antonio Musarra</a>'s extension. You'll need to do a bit more than just copying drivers - or, alternatively, consider using Liferay DXP, which supports DB2</p>

Olaf Kock 2021-12-20T11:58:20Z Shiva Lingam K https://liferay.dev/c/message_boards/find_message?p_l_id=119785294&messageId=121303305 2021-12-20T08:10:25Z 2021-12-20T08:08:24Z

<p>Hi,</p> <p>I was unable to connect with the Db2 server(com.ibm.db2.jcc4.DB2Driver) with Liferay 7.3 server.</p> <p>I added the below-mentioned jars in the LiferayHome/tomcat/lib/ext folder.</p> <p>When I deploy the code showing the below error.</p> <p> <strong>Error Occured While Getting the Connection: - java.lang.ClassNotFoundException: com.ibm.db2.jcc.DB2Driver cannot be found by test_1.0.0<br /> java.lang.ClassNotFoundException: com.ibm.db2.jcc.DB2Driver cannot be found by test_1.0.0.</strong></p> <p> <img alt="" src="/documents/14/0/db2.jpg/ade4643c-e2fe-8820-53a1-62225e1f2e1b?t=1639987526768&amp;imagePreview=1" /> <br />  </p> <p>db2.DAO.driver=com.ibm.db2.jcc.DB2Driver<br /> db2.DAO.dbURL=jdbc:db2://...<br /> db2.DAO.username=...<br /> db2.DAO.password=...<br />  </p> <p>Please help me to resolve this issue.</p>

Shiva Lingam K 2021-12-20T08:08:24Z