I have these .jar files in my WEB-INF/lib directory 11/30/2005 07:43 PM 188,671 commons-beanutils-1.7.0.jar 11/30/2005 07:43 PM 46,725 commons-codec-1.3.jar 11/30/2005 07:42 PM 559,366 commons-collections-3.1.jar 11/30/2005 07:42 PM 168,446 commons-digester-1.6.jar 11/30/2005 07:43 PM 112,341 commons-el-1.0.jar 11/30/2005 07:41 PM 207,723 commons-lang-2.1.jar 11/30/2005 07:43 PM 38,015 commons-logging-1.0.4.jar 11/30/2005 07:43 PM 16,923 jstl-1.1.0.jar 05/06/2006 05:52 PM 252,043 myfaces-api-1.1.3.jar 05/06/2006 05:53 PM 524,026 myfaces-impl-1.1.3.jar 05/31/2006 12:34 AM 456,729 mysql-connector-java-3.1.13-bin.jar 06/11/2006 06:25 PM 1,281,201 tomahawk-1.1.3.jar I have the following line in a .jsp file <%@taglib uri="http://myfaces.apache.org/extensions" prefix="x"%> but I'm getting the error "Welcome.jsp": org.apache.jasper.JasperException: The absolute uri: http://myfaces.apache.org/extensions cannot be resolved in either web.xml or the jar files deployed with this application I must say I'm doing this in JBuilder 2005 and that may pose a problem although I can't see why. I've made sure (I think) that the program can't be finding the standard JSF stuff, but instead is using the MyFaces stuff. Any ideas why the "x" tag is not being recognized?