error happened when execute mvn emma:emma

Hey,

I has a application when I execute 'mvn test' in command line. All test cases work well. But when I execute 'mvn emma:emma', some of test cases failed. Here, I want to know if 'mvn emma:emma' has different run environment from 'mvn test'.

Apr 19, 2012 4:03:35 PM com.sun.jersey.api.core.ScanningResourceConfig init
INFO: No provider classes found.
Apr 19, 2012 4:03:35 PM org.glassfish.grizzly.servlet.ServletHandler doServletService
SEVERE: service exception:
com.sun.jersey.api.container.ContainerException: No WebApplication provider is present
at com.sun.jersey.spi.container.WebApplicationFactory.createWebApplication(WebApplicationFactory.java:69)
at com.sun.jersey.spi.container.servlet.ServletContainer.create(ServletContainer.java:391)
at com.sun.jersey.spi.container.servlet.ServletContainer$InternalWebComponent.create(ServletContainer.java:306)
at com.sun.jersey.spi.container.servlet.WebComponent.load(WebComponent.java:607)
at com.sun.jersey.spi.container.servlet.WebComponent.init(WebComponent.java:210)
at com.sun.jersey.spi.container.servlet.ServletContainer.init(ServletContainer.java:373)
at com.sun.jersey.spi.container.servlet.ServletContainer.init(ServletContainer.java:556)
at javax.servlet.GenericServlet.init(GenericServlet.java:241)
at org.glassfish.grizzly.servlet.ServletHandler.loadServlet(ServletHandler.java:440)
at org.glassfish.grizzly.servlet.ServletHandler.doServletService(ServletHandler.java:365)
at org.glassfish.grizzly.servlet.ServletHandler.service(ServletHandler.java:322)
at org.glassfish.grizzly.http.server.HttpHandler.doHandle(HttpHandler.java:162)
at org.glassfish.grizzly.http.server.HttpHandlerChain.service(HttpHandlerChain.java:195)
at org.glassfish.grizzly.http.server.HttpHandler.doHandle(HttpHandler.java:162)
at org.glassfish.grizzly.http.server.HttpServerFilter.handleRead(HttpServerFilter.java:160)
at org.glassfish.grizzly.filterchain.ExecutorResolver$3.execute(ExecutorResolver.java:95)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeFilter(DefaultFilterChain.java:444)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeChainPart(DefaultFilterChain.java:364)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.execute(DefaultFilterChain.java:290)
at org.glassfish.grizzly.filterchain.DefaultFilterChain.process(DefaultFilterChain.java:133)
at org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:76)
at org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:63)
at org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:823)
at org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:113)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.run0(WorkerThreadIOStrategy.java:116)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.access$000(WorkerThreadIOStrategy.java:55)
at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy$1.run(WorkerThreadIOStrategy.java:98)
at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:508)
at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:488)
at java.lang.Thread.run(Thread.java:619)
Shutdown Jersey server+++++++++++++++++++++++++++++