Java IBM Websphere Portal server 8.5模拟

成功模拟后，日志中出现以下错误

[12/21/16 15:27:03:732 IST] 0000015b ActionRespons E com.ibm.ws.portletcontainer.core.impl.ActionResponseImpl setRenderParameter EJPPC0161E: Cannot set RenderParameter after sendRedirect has been called
[12/21/16 15:27:03:732 IST] 0000015b SystemOut     O 2016-12-21 
[12/21/16 15:27:03:733 IST] 0000015b SystemOut     O 2016-12-21 15:27:03.732[WebContainer : 5][ERROR] com.portal.base.FacesPortlet - Can't invoke setRenderParameter() after sendRedirect() has been called
java.lang.IllegalStateException: Can't invoke setRenderParameter() after sendRedirect() has been called
    at com.ibm.ws.portletcontainer.core.impl.ActionResponseImpl.setRenderParameter(ActionResponseImpl.java:109)
    at com.ibm.faces.portlet.httpbridge.ActionResponseWrapper.setRenderParameter(ActionResponseWrapper.java:38)
    at com.ibm.faces.portlet.FacesPortlet.encodeObject(FacesPortlet.java:888)
    at com.ibm.faces.portlet.FacesPortlet.saveViewState(FacesPortlet.java:953)
    at com.ibm.faces.portlet.FacesPortlet.saveViewState(FacesPortlet.java:961)
    at com.ibm.faces.portlet.FacesPortlet.processAction(FacesPortlet.java:284)

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您使用的是ibm模拟portlet吗？完整的堆栈是否来自于此。如果是这样，请与IBM建立PMR

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否则，这是一个有效的响应，在发出发送重定向后，您无法设置参数，因为门户提交了响应，并且最终出现了该错误

发布有关此错误的代码