There is a single page on my XWiki installation that can't seem to be rendered. I can't delete it, access it, anything. Here's the exception:

Error number 3202 in 3: Exception while reading document XWiki.msmctreeatusibmcom
Wrapped Exception: Error number 3212 in 3: Exception while loading object XWiki.msmctreeatusibmcom
Wrapped Exception: identifier of an instance of com.xpn.xwiki.objects.BaseObject altered from -43849225 to 291881179
com.xpn.xwiki.XWikiException: Error number 3202 in 3: Exception while reading document XWiki.msmctreeatusibmcom
Wrapped Exception: Error number 3212 in 3: Exception while loading object XWiki.msmctreeatusibmcom
Wrapped Exception: identifier of an instance of com.xpn.xwiki.objects.BaseObject altered from -43849225 to 291881179
                at com.xpn.xwiki.store.XWikiHibernateStore.loadXWikiDoc(XWikiHibernateStore.java:646)
                at com.xpn.xwiki.store.XWikiCacheStore.loadXWikiDoc(XWikiCacheStore.java(Compiled Code))
                at com.xpn.xwiki.XWiki.getDocument(XWiki.java(Inlined Compiled Code))
                at com.xpn.xwiki.XWiki.getDocument(XWiki.java(Compiled Code))
                at com.xpn.xwiki.XWiki.getDocumentFromPath(XWiki.java:637)
                at com.xpn.xwiki.XWiki.prepareDocuments(XWiki.java:2428)
                at com.xpn.xwiki.web.ViewEditAction.execute(ViewEditAction.java:133)
                at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:421)
                at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:226)
                at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1164)
                at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:397)
                at javax.servlet.http.HttpServlet.service(HttpServlet.java:689)

shawn lauzon.