com.google.inject.ProvisionException: Guice provision errors: 1) Error at [unknown source]: Error in custom provider, java.lang.NullPointerException while locating com.wideplay.warp.servlet.conversation.CookieContin uationsTest$TestConvObject 1 error[s]

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Guice provision errors: 1) Error at [unknown source]: Error in custom provider, java.lang.NullPointerException while locating com.wideplay.warp.servlet.conversation.CookieContin uationsTest$TestConvObject 1 error[s]
java.lang.NullPointerException:
at com.google.inject.InjectorImpl$LateBoundConstructor.get(InjectorImpl.java:478)
at com.google.inject.ProviderToInternalFactoryAdapter$1.call(ProviderToInternalFactoryAdapter.java:43)
at com.google.inject.InjectorImpl.callInContext(InjectorImpl.java:1065)
at com.google.inject.ProviderToInternalFactoryAdapter.get(ProviderToInternalFactoryAdapter.java:40)
at com.wideplay.warp.servlet.conversation.ConversationManagerImpl.getAndPutIfAbsent(ConversationManagerImpl.java:63)
at com.wideplay.warp.servlet.Servlets$5$1.get(Servlets.java:205)
at com.google.inject.InternalFactoryToProviderAdapter.get(InternalFactoryToProviderAdapter.java:47)
at com.google.inject.InjectorImpl$8$1.call(InjectorImpl.java:1004)
at com.google.inject.InjectorImpl.callInContext(InjectorImpl.java:1057)
at com.google.inject.InjectorImpl$8.get(InjectorImpl.java:998)
at com.google.inject.InjectorImpl$8.get(InjectorImpl.java:1015)
at com.google.inject.InjectorImpl.getInstance(InjectorImpl.java:1042)
at com.wideplay.warp.servlet.conversation.CookieContinuationsTest$3.doFilter(CookieContinuationsTest.java:200)
at com.wideplay.warp.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:54)
at com.wideplay.warp.servlet.ManagedFilterPipeline.dispatch(ManagedFilterPipeline.java:50)
at com.wideplay.warp.servlet.WebFilter.doFilter(WebFilter.java:64)
at com.wideplay.warp.servlet.conversation.CookieContinuationsTest.continueConvAcrossRequests(CookieContinuationsTest.java:103)

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