java.lang.NullPointerException

Icesoft | bLoehle | 3 years ago
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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at java.util.concurrent.ConcurrentHashMap.hash()
  2. Java RT
    ConcurrentHashMap.get
    1. java.util.concurrent.ConcurrentHashMap.hash(ConcurrentHashMap.java:333)
    2. java.util.concurrent.ConcurrentHashMap.get(ConcurrentHashMap.java:988)
    2 frames
  3. org.icepdf.core
    PageTree.getPageNumber
    1. org.icepdf.core.util.Library.getObject(Library.java:146)
    2. org.icepdf.core.pobjects.PageTree.getPageNumber(PageTree.java:225)
    2 frames
  4. org.icepdf.examples
    OutlineItemTreeNode.getChildCount
    1. org.icepdf.examples.jsf.viewer.view.OutlineItemTreeNode$NodeUserObject.<init>(OutlineItemTreeNode.java:105)
    2. org.icepdf.examples.jsf.viewer.view.OutlineItemTreeNode.<init>(OutlineItemTreeNode.java:53)
    3. org.icepdf.examples.jsf.viewer.view.OutlineItemTreeNode.ensureChildrenLoaded(OutlineItemTreeNode.java:90)
    4. org.icepdf.examples.jsf.viewer.view.OutlineItemTreeNode.getChildCount(OutlineItemTreeNode.java:74)
    4 frames
  5. com.icesoft.faces
    TreeRenderer.encodeChildren
    1. com.icesoft.faces.component.tree.TreeRenderer.encodeParentAndChildNodes(TreeRenderer.java:300)
    2. com.icesoft.faces.component.tree.TreeRenderer.encodeChildren(TreeRenderer.java:232)
    2 frames
  6. JavaEE 7
    UIComponentBase.encodeChildren
    1. javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:837)
    1 frame
  7. com.icesoft.faces
    GroupRenderer.encodeChildren
    1. com.icesoft.faces.renderkit.dom_html_basic.DomBasicRenderer.encodeParentAndChildren(DomBasicRenderer.java:358)
    2. com.icesoft.faces.renderkit.dom_html_basic.GroupRenderer.encodeChildren(GroupRenderer.java:96)
    2 frames
  8. JavaEE 7
    UIComponentBase.encodeChildren
    1. javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:837)
    1 frame
  9. com.icesoft.faces
    PanelCollapsibleRenderer.encodeChildren
    1. com.icesoft.faces.renderkit.dom_html_basic.DomBasicRenderer.encodeParentAndChildren(DomBasicRenderer.java:358)
    2. com.icesoft.faces.component.panelcollapsible.PanelCollapsibleRenderer.encodeChildren(PanelCollapsibleRenderer.java:124)
    2 frames
  10. JavaEE 7
    UIComponentBase.encodeChildren
    1. javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:837)
    1 frame
  11. com.icesoft.faces
    GroupRenderer.encodeChildren
    1. com.icesoft.faces.renderkit.dom_html_basic.DomBasicRenderer.encodeParentAndChildren(DomBasicRenderer.java:358)
    2. com.icesoft.faces.renderkit.dom_html_basic.GroupRenderer.encodeChildren(GroupRenderer.java:96)
    2 frames
  12. JavaEE 7
    UIComponentBase.encodeChildren
    1. javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:837)
    1 frame
  13. com.icesoft.faces
    D2DFaceletViewHandler.renderResponse
    1. com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:492)
    2. com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:497)
    3. com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:497)
    4. com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:497)
    5. com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:497)
    6. com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:497)
    7. com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:497)
    8. com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:497)
    9. com.icesoft.faces.facelets.D2DFaceletViewHandler.renderResponse(D2DFaceletViewHandler.java:282)
    9 frames