Struts2.5.12-Deligating环境中的NPE

我的项目设置如链接中所述：

当我试图在第一页上提交请求到action时，我看到

NullPointerException

，如下所示。调试后发现

textProviderFactory

为空

有人知道我是否缺少任何配置吗

java.lang.NullPointerException
    at com.opensymphony.xwork2.validator.DelegatingValidatorContext.makeTextProvider(DelegatingValidatorContext.java:210)
    at com.opensymphony.xwork2.validator.DelegatingValidatorContext.<init>(DelegatingValidatorContext.java:63)
    at com.opensymphony.xwork2.validator.AnnotationActionValidatorManager.validate(AnnotationActionValidatorManager.java:125)
    at com.opensymphony.xwork2.validator.AnnotationActionValidatorManager.validate(AnnotationActionValidatorManager.java:121)
    at com.opensymphony.xwork2.validator.ValidationInterceptor.doBeforeInvocation(ValidationInterceptor.java:224)
    at com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:259)
    at org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:52)
    at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    at com.my.company.web.interceptor.ButtonPressedInterceptor.intercept(ButtonPressedInterceptor.java:40)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    at com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.doIntercept(ConversionErrorInterceptor.java:139)
    at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    at com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:134)
    at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    at com.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:199)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    at org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:88)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    at org.apache.struts2.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:246)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    at com.opensymphony.xwork2.interceptor.ModelDrivenInterceptor.intercept(ModelDrivenInterceptor.java:99)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    at com.opensymphony.xwork2.interceptor.ChainingInterceptor.intercept(ChainingInterceptor.java:157)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    at org.apache.struts2.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:123)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    at com.opensymphony.xwork2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:174)
    at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    at org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:171)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    at com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:134)
    at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    at com.opensymphony.xwork2.interceptor.AliasInterceptor.intercept(AliasInterceptor.java:201)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    at com.my.company.web.interceptor.PageflowInterceptor$Executor.execute(PageflowInterceptor.java:220)
    at com.my.company.web.interceptor.PageflowInterceptor.intercept(PageflowInterceptor.java:47)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    at com.my.company.web.interceptor.SessionValidationInterceptor.intercept(SessionValidationInterceptor.java:51)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    at com.my.company.web.interceptor.PageflowAwareTokenSessionStoreInterceptor.handleValidToken(PageflowAwareTokenSessionStoreInterceptor.java:155)
    at com.my.company.web.interceptor.PageflowAwareTokenSessionStoreInterceptor.doIntercept(PageflowAwareTokenSessionStoreInterceptor.java:78)
    at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    at com.opensymphony.xwork2.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:193)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    at org.apache.struts2.factory.StrutsActionProxy.execute(StrutsActionProxy.java:53)
    at org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:577)
    at org.apache.struts2.dispatcher.ExecuteOperations.executeAction(ExecuteOperations.java:81)
    at org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:143)
    at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)
    at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)
    at io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84)
    at io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62)
    at io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36)
    at org.wildfly.extension.undertow.security.SecurityContextAssociationHandler.handleRequest(SecurityContextAssociationHandler.java:78)
    at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
    at io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:131)
    at io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57)
    at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
    at io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46)
    at io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64)
    at io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:60)
    at io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77)
    at io.undertow.security.handlers.NotificationReceiverHandler.handleRequest(NotificationReceiverHandler.java:50)
    at io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:43)
    at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
    at org.wildfly.extension.undertow.security.jacc.JACCContextIdHandler.handleRequest(JACCContextIdHandler.java:61)
    at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
    at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
    at io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:285)
    at io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:264)
    at io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:81)
    at io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:175)
    at io.undertow.server.Connectors.executeRootHandler(Connectors.java:202)
    at io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:792)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    at java.lang.Thread.run(Thread.java:745)

java.lang.NullPointerException
在com.opensymphony.xwork2.validator.DelegatingValidatorContext.makeTextProvider（DelegatingValidatorContext.java:210）
位于com.opensymphony.xwork2.validator.DelegatingValidatorContext.（DelegatingValidatorContext.java:63）
位于com.opensymphony.xwork2.validator.AnnotationActionValidatorManager.validate（AnnotationActionValidatorManager.java:125）
位于com.opensymphony.xwork2.validator.AnnotationActionValidatorManager.validate（AnnotationActionValidatorManager.java:121）
位于com.opensymphony.xwork2.validator.ValidationInterceptor.dobeforeinciation（ValidationInterceptor.java:224）
位于com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept（ValidationInterceptor.java:259）
位于org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept（AnnotationValidationInterceptor.java:52）
在com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept（MethodFilterInterceptor.java:98）上
位于com.opensymphony.xwork2.DefaultActionInvocation.invoke（DefaultActionInvocation.java:247）
在com.my.company.web.interceptor.ButtonPressedInterceptor.intercept（ButtonPressedInterceptor.java:40）
位于com.opensymphony.xwork2.DefaultActionInvocation.invoke（DefaultActionInvocation.java:247）
位于com.opensymphony.xwork2.interceptor.conversionerrorrinterceptor.doIntercept（conversionerrorrinterceptor.java:139）
在com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept（MethodFilterInterceptor.java:98）上
位于com.opensymphony.xwork2.DefaultActionInvocation.invoke（DefaultActionInvocation.java:247）
在com.opensymphony.xwork2.interceptor.parameters-sinterceptor.doIntercept（parameters-sinterceptor.java:134）
在com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept（MethodFilterInterceptor.java:98）上
位于com.opensymphony.xwork2.DefaultActionInvocation.invoke（DefaultActionInvocation.java:247）
在com.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept（StaticParametersInterceptor.java:199）
位于com.opensymphony.xwork2.DefaultActionInvocation.invoke（DefaultActionInvocation.java:247）
位于org.apache.struts2.interceptor.CheckboxInterceptor.intercept（CheckboxInterceptor.java:88）
位于com.opensymphony.xwork2.DefaultActionInvocation.invoke（DefaultActionInvocation.java:247）
位于org.apache.struts2.interceptor.FileUploadInterceptor.intercept（FileUploadInterceptor.java:246）
位于com.opensymphony.xwork2.DefaultActionInvocation.invoke（DefaultActionInvocation.java:247）
在com.opensymphony.xwork2.interceptor.modeldriventerceptor.intercept（modeldriventerceptor.java:99）
位于com.opensymphony.xwork2.DefaultActionInvocation.invoke（DefaultActionInvocation.java:247）
位于com.opensymphony.xwork2.interceptor.ChainingInterceptor.interceptor（ChainingInterceptor.java:157）
位于com.opensymphony.xwork2.DefaultActionInvocation.invoke（DefaultActionInvocation.java:247）
位于org.apache.struts2.interceptor.I18nInterceptor.intercept（I18nInterceptor.java:123）
位于com.opensymphony.xwork2.DefaultActionInvocation.invoke（DefaultActionInvocation.java:247）
在com.opensymphony.xwork2.interceptor.PrepareInterceptor.doIntercept上（PrepareInterceptor.java:174）
在com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept（MethodFilterInterceptor.java:98）上
位于com.opensymphony.xwork2.DefaultActionInvocation.invoke（DefaultActionInvocation.java:247）
位于org.apache.struts2.interceptor.ServletConfigInterceptor.intercept（ServletConfigInterceptor.java:171）
位于com.opensymphony.xwork2.DefaultActionInvocation.invoke（DefaultActionInvocation.java:247）
在com.opensymphony.xwork2.interceptor.parameters-sinterceptor.doIntercept（parameters-sinterceptor.java:134）
在com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept（MethodFilterInterceptor.java:98）上
位于com.opensymphony.xwork2.DefaultActionInvocation.invoke（DefaultActionInvocation.java:247）
在com.opensymphony.xwork2.interceptor.AliasInterceptor.intercept上（AliasInterceptor.java:201）
位于com.opensymphony.xwork2.DefaultActionInvocation.invoke（DefaultActionInvocation.java:247）
位于com.my.company.web.interceptor.PageflowInterceptor$Executor.execute（PageflowInterceptor.java:220）
在com.my.company.web.interceptor.PageflowInterceptor.intercept（PageflowInterceptor.java:47）上
位于com.opensymphony.xwork2.DefaultActionInvocation.invoke（DefaultActionInvocation.java:247）
在com.my.company.web.interceptor.SessionValidationInterceptor.intercept（SessionValidationInterceptor.java:51）上
位于com.opensymphony.xwork2.DefaultActionInvocation.invoke（DefaultActionInvocation.java:247）
在com.my.company.web.interceptor.PageflowAwareTokenSessionStoreInterceptor.handleValidToken（PageflowAwareTokenSessionStoreInterceptor.java:155）
在com.my.company.web.interceptor.PageflowAwareTokenSessionStoreInterceptor.doIntercept（PageflowAwareTokenSessionStoreInterceptor.java:78）
在com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept（MethodFilterInterceptor.java:98）上
位于com.opensymphony.xwork2.DefaultActionInvocation.invoke（DefaultActionInvocation.java:247）
在com.opensymphony.xwork2.interceptor.ExceptionMappingInterceptor.intercept（ExceptionMappingInterceptor.java:193）
位于com.opensymphony.xwork2.DefaultActionInvocation.invoke（DefaultActionInvocation.java:247）
位于org.apache.struts2.factory.StrutsActionProxy.execute（StrutsActionProxy.java:53）
位于org.apache.struts2.dispatcher.dispatcher.serviceAction（dispatcher.java:577）
位于org.apache.struts2.dispatcher.ExecuteOperations.executeAction（ExecuteOperations.java:81）
在org.apa
<!DOCTYPE validators PUBLIC "-//Apache Struts//XWork Validator 1.0.3//EN"
        "http://struts.apache.org/dtds/xwork-validator-1.0.3.dtd">