org.apache.xerces.impl.dv.DVFactoryException: DTD factory class org.apache.xerces.impl.dv.dtd.DTDDVFactoryImpl does not extend from DTDDVFactory [duplicate]
问题 This question already has answers here : Xerces error: org.apache.xerces.impl.dv.dtd.DTDDVFactoryImpl (2 answers) Closed 2 years ago . I'm creating a JSF application in NetBeans7.1 using GlassFish3.1.1, when I make changes to a managed bean or any other .java file and try to redeploy the web app to GlassFish using NetBeans I get the exception posted below. I have tried clearing the NetBeans cache and have also tried downloading various versions of NetBeans and GlassFish and have gotten the