java.lang.NullPointerException

XWiki.org JIRA | Lucien Pereira | 8 years ago
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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at com.xpn.xwiki.doc.XWikiDocument.getPreviousVersion()
  2. com.xpn.xwiki
    AbstractAnnotationMaintainer.onEvent
    1. com.xpn.xwiki.doc.XWikiDocument.getPreviousVersion(XWikiDocument.java:5224)
    2. com.xpn.xwiki.annotation.internal.maintainment.AbstractAnnotationMaintainer.onEvent(AbstractAnnotationMaintainer.java:175)
    2 frames
  3. org.xwiki.observation
    DefaultObservationManager.notify
    1. org.xwiki.observation.internal.DefaultObservationManager.notify(DefaultObservationManager.java:250)
    2. org.xwiki.observation.internal.DefaultObservationManager.notify(DefaultObservationManager.java:224)
    2 frames
  4. com.xpn.xwiki
    XWiki.saveDocument
    1. com.xpn.xwiki.XWiki.saveDocument(XWiki.java:1330)
    2. com.xpn.xwiki.XWiki.saveDocument(XWiki.java:1265)
    3. com.xpn.xwiki.XWiki.saveDocument(XWiki.java:1260)
    3 frames