Tomcat JDBC Error??

[ziycon]

Any ideas with the below error is occuring, can't figure it out at all?

org.apache.tomc at.dbcp.dbcp.SQ LNestedExceptio n: Cannot create JDBC driver of class '' for connect URL 'null'
at org.apache.tomc at.dbcp.dbcp.Ba sicDataSource.c reateDataSource (BasicDataSourc e.java:1150)
at org.apache.tomc at.dbcp.dbcp.Ba sicDataSource.g etConnection(Ba sicDataSource.j ava:880)

[ziycon]

Found the full stack trace:

org.apache.tomcat.dbcp.dbcp.SQLNestedException: Cannot create JDBC driver of class '' for connect URL 'null'
	at org.apache.tomcat.dbcp.dbcp.BasicDataSource.createDataSource(BasicDataSource.java:1150)
	at org.apache.tomcat.dbcp.dbcp.BasicDataSource.getConnection(BasicDataSource.java:880)
	at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1173)
	at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:993)
	at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:4149)
	at org.apache.catalina.core.StandardContext.start(StandardContext.java:4458)
	at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
	at org.apache.catalina.core.StandardHost.start(StandardHost.java:722)
	at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
	at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
	at org.apache.catalina.core.StandardService.start(StandardService.java:516)
	at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
	at org.apache.catalina.startup.Catalina.start(Catalina.java:583)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
	at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
Caused by: java.lang.NullPointerException
	at sun.jdbc.odbc.JdbcOdbcDriver.getProtocol(Unknown Source)
	at sun.jdbc.odbc.JdbcOdbcDriver.knownURL(Unknown Source)
	at sun.jdbc.odbc.JdbcOdbcDriver.acceptsURL(Unknown Source)
	at java.sql.DriverManager.getDriver(Unknown Source)
	at org.apache.tomcat.dbcp.dbcp.BasicDataSource.createDataSource(BasicDataSource.java:1143)
	... 21 more