尝试启动作业时出现Spring Batch Admin错误

Question

我使用弹簧2.1.8.RELEASE。 这项工作已经完成，当我点击启动春季工作模块的工作，它为我提供了错误信息。请参考下面的错误。谢谢。

这是作业弹簧批作业的配置。这项工作已被春季管理成功地自动执行。但它给我的错误尝试点击春季管理模块中推出。

<bean id="articleSearchBySourceTasklet" class="com.ncs.singtel.aurora.batch.content.tasklet.SourceArticleSearchTasklet" autowire="byType" scope="step">
        <property name="minLimit" value="#{jobParameters['min_limit']}"/>
        <property name="outputFolder" value="#{jobParameters['output.folder']}"/>
        <property name="sourceRampId" value="#{jobParameters['source']}"/>
        <property name="categoryRampId" value="#{jobParameters['category']}"/>
    </bean>

<batch:job id="SourceArticlesJob">
        <batch:step id="SourceArticlesStep1" next="SourceArticlesStep2">
            <batch:tasklet ref="articleSearchBySourceTasklet"></batch:tasklet>
        </batch:step>
        <!-- Second step same as DefaultArticlesJob Step2 -->
        <batch:step id="SourceArticlesStep2">
            <batch:tasklet allow-start-if-complete="true" start-limit="10">
                <batch:chunk commit-interval="5" retry-limit="5" skip-limit="3" reader="multiResourceReader" processor="articleProcessor" writer="articleWriter">   
                <batch:retryable-exception-classes>
                    <batch:include class="org.springframework.orm.hibernate3.HibernateOptimisticLockingFailureException"/>
                    <batch:include class="org.springframework.dao.CannotAcquireLockException"/>
                </batch:retryable-exception-classes>    
                <batch:skippable-exception-classes>
                    <batch:include class="org.hibernate.StaleObjectStateException"/>
                </batch:skippable-exception-classes>
                </batch:chunk>
            </batch:tasklet>
        </batch:step>
    </batch:job>

错误：

org.springframework.web.util.NestedServletException: Request processing failed; nested exception is java.lang.NullPointerException
    org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:656)
    org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:560)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:643)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:723)
    org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:77)
    org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
    org.springframework.web.filter.ShallowEtagHeaderFilter.doFilterInternal(ShallowEtagHeaderFilter.java:58)
    org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
root cause

java.lang.NullPointerException
    org.springframework.batch.admin.web.JobExecutionInfo.<init>(JobExecutionInfo.java:73)
    org.springframework.batch.admin.web.JobController.launch(JobController.java:125)
    sun.reflect.GeneratedMethodAccessor363.invoke(Unknown Source)
    sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    java.lang.reflect.Method.invoke(Method.java:597)
    org.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:176)
    org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:426)
    org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:414)
    org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:790)
    org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:719)
    org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:644)
    org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:560)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:643)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:723)
    org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:77)
    org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
    org.springframework.web.filter.ShallowEtagHeaderFilter.doFilterInternal(ShallowEtagHeaderFilter.java:58)
    org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)