Try using connector/J and the configuration below:
  <Resource name="jdbc/galleryDB" auth="Container" type="
javax.sql.DataSource"/>

                <ResourceParams name="jdbc/galleryDB">
                <parameter>
                        <name>factory</name>
                <value>org.apache.commons.dbcp.BasicDataSourceFactory
</value>
                </parameter>
                <parameter>
                        <name>driverClassName</name>
                        <value>com.mysql.jdbc.Driver</value>
                </parameter>
                <parameter>
                        <name>url</name>

<value>jdbc:mysql://localhost/Gallery?autoReconnect=true</value>
                </parameter>
                <parameter>
                        <name>username</name>
                        <value>GalleryUser</value>
                </parameter>
                <parameter>
                        <name>password</name>
                        <value>hwaying</value>
                </parameter>
                <parameter>
                        <name>maxActive</name>
                        <value>20</value>
                </parameter>
                <parameter>
                        <name>maxIdle</name>
                        <value>10</value>
                </parameter>
                <parameter>
                        <name>maxWait</name>
                        <value>-1</value>
                </parameter>
        </ResourceParams>
</Context>


On 2/24/06, lee hwaying <[EMAIL PROTECTED]> wrote:
>
> ERROR JDBCExceptionReporter - Cannot create JDBC driver of class '' for
> connect URL 'null'
>
> I still get the above error in Tomcat 5.5.15 after doing the below. Please
> help
>
> web.xml :
> ...
>
>         <resource-ref>
>
>                 <res-ref-name>jdbc/galleryDB</res-ref-name>
>                 <res-type>javax.sql.DataSource</res-type>
>                 <res-auth>Container</res-auth>
>                 <res-sharing-scope>Shareable</res-sharing-scope>
>
>
>         </resource-ref>
> ...
>
>
> C:\apache-tomcat-5.5.15\conf\server.xml :
> ...
> <!-- Global JNDI resources -->
>   <GlobalNamingResources>
>
>     <!-- Test entry for demonstration purposes -->
>
>
>     <Environment name="simpleValue" type="java.lang.Integer" value="30"/>
>
>     <!-- Editable user database that can also be used by
>          UserDatabaseRealm to authenticate users -->
>
>
>     <Resource name="UserDatabase" auth="Container"
>               type="org.apache.catalina.UserDatabase"
>        description="User database that can be updated and saved"
>
>
>            factory="org.apache.catalina.users.MemoryUserDatabaseFactory"
>           pathname="conf/tomcat-users.xml" />
>
>
>         <Resource auth="Container" name="jdbc/galleryDB" type="
>
> javax.sql.DataSource"
>                 factory="org.apache.commons.dbcp.BasicDataSourceFactory"
>                 driverClassName="org.gjt.mm.mysql.Driver"
>                 url="jdbc:mysql://localhost/Gallery?autoReconnect=true"
>
>
>                 username="GalleryUser"
>                 password="hwaying"
>                 maxActive="50"
>                 maxIdle="10"
>                 maxWait="10000"
>                 removeAbandoned="true"
>                 removeAbandonedTimeout="60"
>
>
>                 logAbandoned="true"/>
>
>   </GlobalNamingResources>
> ...
>
> C:\apache-tomcat-5.5.15\conf\Catalina\localhost\root.xml
> <Context debug="0" displayName="gallery" path="/gallery"
> docbase="C:\apache-
>
> tomcat-5.5.15\webapps\gallery"  reloadable="true">
>
>   <!-- Link to the user database we will get roles from -->
>   <ResourceLink name="jdbc/galleryDB" global="galleryDB"
>
>
>                 type="javax.sql.DataSource"/>
> </Context>
>
> Please help
>
> many thansk
>
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