Struts Problem Report

Struts has detected an unhandled exception:

Messages:
File: com/mtkj/struts/action/ad/GetAdInfoAction.java
Line number: 320

Stacktraces

java.lang.NullPointerException
    com.mtkj.struts.action.ad.GetAdInfoAction.getCarList1(GetAdInfoAction.java:320)
    sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    java.lang.reflect.Method.invoke(Method.java:498)
    ognl.OgnlRuntime.invokeMethod(OgnlRuntime.java:873)
    ognl.OgnlRuntime.callAppropriateMethod(OgnlRuntime.java:1539)
    ognl.ObjectMethodAccessor.callMethod(ObjectMethodAccessor.java:68)
    com.opensymphony.xwork2.ognl.accessor.XWorkMethodAccessor.callMethodWithDebugInfo(XWorkMethodAccessor.java:96)
    com.opensymphony.xwork2.ognl.accessor.XWorkMethodAccessor.callMethod(XWorkMethodAccessor.java:88)
    ognl.OgnlRuntime.callMethod(OgnlRuntime.java:1615)
    ognl.ASTMethod.getValueBody(ASTMethod.java:91)
    ognl.SimpleNode.evaluateGetValueBody(SimpleNode.java:212)
    ognl.SimpleNode.getValue(SimpleNode.java:258)
    ognl.Ognl.getValue(Ognl.java:467)
    ognl.Ognl.getValue(Ognl.java:431)
    com.opensymphony.xwork2.ognl.OgnlUtil$3.execute(OgnlUtil.java:351)
    com.opensymphony.xwork2.ognl.OgnlUtil.compileAndExecuteMethod(OgnlUtil.java:403)
    com.opensymphony.xwork2.ognl.OgnlUtil.callMethod(OgnlUtil.java:349)
    com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:436)
    com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:291)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:252)
    org.apache.struts2.interceptor.debugging.DebuggingInterceptor.intercept(DebuggingInterceptor.java:253)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:177)
    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:260)
    org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:73)
    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.doIntercept(ConversionErrorInterceptor.java:139)
    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:133)
    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:133)
    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    com.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:192)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    org.apache.struts2.interceptor.MultiselectInterceptor.intercept(MultiselectInterceptor.java:69)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    org.apache.struts2.interceptor.DateTextFieldInterceptor.intercept(DateTextFieldInterceptor.java:115)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:88)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    org.apache.struts2.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:246)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    com.opensymphony.xwork2.interceptor.ModelDrivenInterceptor.intercept(ModelDrivenInterceptor.java:99)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    com.opensymphony.xwork2.interceptor.ScopedModelDrivenInterceptor.intercept(ScopedModelDrivenInterceptor.java:139)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    com.opensymphony.xwork2.interceptor.ChainingInterceptor.intercept(ChainingInterceptor.java:155)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    com.opensymphony.xwork2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:174)
    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    org.apache.struts2.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:120)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:171)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    com.opensymphony.xwork2.interceptor.AliasInterceptor.intercept(AliasInterceptor.java:195)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    com.opensymphony.xwork2.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:193)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:247)
    org.apache.struts2.factory.StrutsActionProxy.execute(StrutsActionProxy.java:54)
    org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:564)
    org.apache.struts2.dispatcher.ExecuteOperations.executeAction(ExecuteOperations.java:81)
    org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:143)
    weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
    com.mtkj.mcache.MCacheFilter.doFilter(MCacheFilter.java:72)
    weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
    org.tuckey.web.filters.urlrewrite.RuleChain.handleRewrite(RuleChain.java:176)
    org.tuckey.web.filters.urlrewrite.RuleChain.doRules(RuleChain.java:145)
    org.tuckey.web.filters.urlrewrite.UrlRewriter.processRequest(UrlRewriter.java:92)
    org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:394)
    weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)
    weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.wrapRun(WebAppServletContext.java:3730)
    weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3696)
    weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
    weblogic.security.service.SecurityManager.runAs(SecurityManager.java:120)
    weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2273)
    weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2179)
    weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1490)
    weblogic.work.ExecuteThread.execute(ExecuteThread.java:256)
    weblogic.work.ExecuteThread.run(ExecuteThread.java:221)