org.apache.jasper.JasperException: java.lang.NullPointerException

Icesoft | thiagopo | 7 years ago
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    Icesoft | 7 years ago | thiagopo
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    [SAK-24667] java.util.ConcurrentModificationException in Messages and Forums. - Sakai

    sakaiproject.org | 1 year ago
    org.apache.jasper.JasperException: javax.servlet.jsp.JspException: javax.faces.el.EvaluationException: Error getting property 'decoratedForum' from bean of type org.sakaiproject.tool.messageforums.PrivateMessagesTool: java.util.ConcurrentModificationException

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    Root Cause Analysis

    1. org.apache.jasper.JasperException

      java.lang.NullPointerException

      at org.apache.jasper.servlet.JspServletWrapper.handleJspException()
    2. GWT dev
      JspServletWrapper.service
      1. org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:522)
      2. org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:416)
      2 frames