You must put ojdbc14.jar inside $TOMCAT_HOME/common/lib :D
> ---------- > De: Kumar Abhay-CAK203C[SMTP:[EMAIL PROTECTED] > Responder: Tomcat Users List > Enviada: segunda-feira, 22 de dezembro de 2003 22:52 > Para: Tomcat Users List > Assunto: Problem in Connection Pooling > Prioridade: Alta > > Hello, > > I am trying to set up connection pooling with Tomcat 4.1.29 and Oracle 9i > I am getting the below error: > > org.apache.commons.dbcp.SQLNestedException: Cannot create JDBC driver of > class '' for connect URL 'null', cause:java.sql.SQLException: No suitable > driver > > Please tell me what to do to resolve this. I am able to lookup dB. But on > trying to fetch data from dB I am getting this error. > > Please Help > > Regards > Abhay > > Details: > > Server.xml > <Resource name="estimation" scope="Shareable" > type="javax.sql.DataSource"/> > <ResourceParams name="estimation"> > <parameter> > <name>validationQuery</name> > <value>select sysdate from dual</value> > </parameter> > <parameter> > <name>maxWait</name> > <value>5000</value> > </parameter> > <parameter> > <name>maxActive</name> > <value>4</value> > </parameter> > <parameter> > <name>password</name> > <value>pass</value> > </parameter> > <parameter> > <name>url</name> > <value>jdbc:oracle:thin:@server_name:1521:DEV</value> > </parameter> > <parameter> > <name>driverClassName</name> > <value>oracle.jdbc.driver.OracleDriver</value> > </parameter> > <parameter> > <name>maxIdle</name> > <value>2</value> > </parameter> > <parameter> > <name>username</name> > <value>eppsys</value> > </parameter> > </ResourceParams> > > > <Context className="org.apache.catalina.core.StandardContext" > cachingAllowed="true" > charsetMapperClass="org.apache.catalina.util.CharsetMapper" cookies="true" > crossContext="false" debug="0" displayName="Estimation" > docBase="C:\Estimation" > mapperClass="org.apache.catalina.core.StandardContextMapper" > path="/Estimation" privileged="false" reloadable="false" > swallowOutput="false" useNaming="true" > wrapperClass="org.apache.catalina.core.StandardWrapper"> > > <Logger className="org.apache.catalina.logger.FileLogger" > debug="0" directory="logs" prefix="localhost_estimation_log." > suffix=".txt" timestamp="true" verbosity="1"/> > > </Context> > > Web.xml > > <resource-ref> > <res-ref-name>jdbc/estimation</res-ref-name> > <res-type>javax.sql.DataSource</res-type> > <res-auth>Shareable</res-auth> > </resource-ref> > > Class Path > > .;C:\Estimation;C:\Tomcat\common\lib\servlet.jar;C:\Tomcat\common\lib\mail > .jar;C:\Tomcat\common\lib\activation.jar;C:\Tomcat\common\lib\jndi.jar;C:\ > Tomcat\common\lib\jdbc2_0-stdext.jar;C:\Tomcat\common\lib\classes12.jar > > Tried with oracle.jar and ojdbc14.jar >