Hi,

if any one could help me on this

I deployed my web app in JBoss 5

after running my app and tried to login I got resteasy exception

Here is the track trace

17:48:56,422 INFO  [ConfigurationBootstrap] Adding scanned @Provider: org.resteasy.plugins.providers.InputStreamProvider

17:48:56,423 INFO  [ConfigurationBootstrap] Adding scanned @Provider: org.resteasy.plugins.providers.StringTextStar

17:48:56,423 INFO  [ConfigurationBootstrap] Adding scanned @Provider: org.resteasy.plugins.providers.DefaultTextPlain

17:48:56,423 INFO  [ConfigurationBootstrap] Adding scanned @Provider: org.resteasy.plugins.providers.JAXBProvider

17:48:56,423 INFO  [ConfigurationBootstrap] Adding scanned @Provider: org.resteasy.plugins.providers.UrlFormEncoder

17:48:56,425 INFO  [ConfigurationBootstrap] Adding scanned resource: com.isonline.RESTful.StudentsAPI

17:48:56,621 ERROR [[Resteasy]] Servlet.service() for servlet Resteasy threw exception

java.lang.AbstractMethodError: org.resteasy.plugins.providers.StringTextStar.isReadable(Ljava/lang/Class;Ljava/lang/reflect/Type;[Ljava/lang/annotation/Annotation;Ljavax/ws/rs/core/MediaType;)Z

    at org.jboss.resteasy.spi.ResteasyProviderFactory.getMessageBodyReader(ResteasyProviderFactory.java:544)

    at org.jboss.resteasy.core.messagebody.ReaderUtility.doRead(ReaderUtility.java:102)

    at org.jboss.resteasy.core.messagebody.ReaderUtility.doRead(ReaderUtility.java:93)

    at org.jboss.resteasy.core.MessageBodyParameterInjector.inject(MessageBodyParameterInjector.java:146)

    at org.jboss.resteasy.core.MethodInjectorImpl.injectArguments(MethodInjectorImpl.java:98)

    at org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:121)

    at org.jboss.resteasy.core.ResourceMethod.invokeOnTarget(ResourceMethod.java:247)

    at org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:212)

    at org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:202)

    at org.jboss.resteasy.core.SynchronousDispatcher.getResponse(SynchronousDispatcher.java:441)

    at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:418)

    at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:111)

    at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:206)

    at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:159)

    at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)

    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)

    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)

    at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)

    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)

    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)

    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:235)

    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)

    at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:190)

    at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:92)

    at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.process(SecurityContextEstablishmentValve.java:126)

    at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.invoke(SecurityContextEstablishmentValve.java:70)

    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)

    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)

    at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:158)

    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)

    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:330)

    at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:829)

    at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:601)

    at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)

    at java.lang.Thread.run(Thread.java:680)