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https://issues.apache.org/struts/browse/WW-2736?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=44483#action_44483
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Anton Tonchev commented on WW-2736:
-----------------------------------
It works fine under Firefox 3.0.1
> Token session interceptor still firing Nullpointer exceptions under Internet
> Explorer 7
> ---------------------------------------------------------------------------------------
>
> Key: WW-2736
> URL: https://issues.apache.org/struts/browse/WW-2736
> Project: Struts 2
> Issue Type: Bug
> Components: Core Interceptors
> Affects Versions: 2.0.11, 2.0.11.1, 2.0.11.2, 2.1.0, 2.1.1, 2.1.2
> Environment: IE7, tomcat 6.0.16, struts 2.0.11
> Reporter: Anton Tonchev
>
> It didn't handle the multiple submit clicks (more than two) - they ended in
> blank screen with address pointing to the update action and a null pointer
> exception in the console:
> java.lang.NullPointerException
> at
> org.apache.catalina.connector.Response.toAbsolute(Response.java:1485)
> at
> org.apache.catalina.connector.Response.encodeRedirectURL(Response.java:1090)
> at
> org.apache.catalina.connector.ResponseFacade.encodeRedirectURL(ResponseFacade.java:377)
> at
> javax.servlet.http.HttpServletResponseWrapper.encodeRedirectURL(HttpServletResponseWrapper.java:84)
> at
> de.hybris.platform.util.RootRequestFilter$HybrisResponseWrapper.encodeRedirectURL(RootRequestFilter.java:347)
> at
> javax.servlet.http.HttpServletResponseWrapper.encodeRedirectURL(HttpServletResponseWrapper.java:84)
> at
> org.apache.struts2.dispatcher.ServletRedirectResult.doExecute(ServletRedirectResult.java:146)
> at
> org.apache.struts2.dispatcher.StrutsResultSupport.execute(StrutsResultSupport.java:178)
> at
> org.apache.struts2.dispatcher.ServletActionRedirectResult.execute(ServletActionRedirectResult.java:189)
> at
> com.opensymphony.xwork2.DefaultActionInvocation.executeResult(DefaultActionInvocation.java:348)
> at
> com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:253)
> at
> com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:221)
> at
> com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:86)
> at
> com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:224)
> at
> com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:223)
> at
> com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455)
> at
> com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:221)
> at
> com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:150)
> at
> org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:48)
> The double clicks worked ok, and returned the user to the expected page
> without doing the action twice.
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