[
http://jira.xwiki.org/jira/browse/XWIKI-2012?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_21486
]
Vincent Massol commented on XWIKI-2012:
---------------------------------------
I can fix this easily by removing the empty categories that are there by
default (they shouldn't be there) but that won't solve the crux of the problem
and I have no idea how to fix that one...
> NPE when editing a blog post when database is Oracle
> ----------------------------------------------------
>
> Key: XWIKI-2012
> URL: http://jira.xwiki.org/jira/browse/XWIKI-2012
> Project: XWiki Platform
> Issue Type: Bug
> Components: Core
> Affects Versions: 1.2 RC3
> Reporter: Vincent Massol
>
> For some reason, going to
> http://localhost:8080/xwiki/bin/inline/Blog/WikiLaunch leads to the following
> error in the console:
> {noformat}
> java.lang.NullPointerException
> at
> com.xpn.xwiki.objects.classes.DBListClass.makeList(DBListClass.java:75)
> at
> com.xpn.xwiki.objects.classes.DBListClass.getDBList(DBListClass.java:102)
> at
> com.xpn.xwiki.objects.classes.DBListClass.getList(DBListClass.java:118)
> at
> com.xpn.xwiki.objects.classes.ListClass.displaySelectEdit(ListClass.java:544)
> at
> com.xpn.xwiki.objects.classes.DBListClass.displayEdit(DBListClass.java:416)
> at com.xpn.xwiki.doc.XWikiDocument.display(XWikiDocument.java:1345)
> at com.xpn.xwiki.doc.XWikiDocument.display(XWikiDocument.java:1318)
> at com.xpn.xwiki.api.Document.display(Document.java:894)
> at sun.reflect.GeneratedMethodAccessor113.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:585)
> at
> org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:295)
> at
> org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:245)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:203)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:294)
> at
> org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:74)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:107)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:238)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:152)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.render(XWikiVelocityRenderer.java:95)
> at
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.renderText(DefaultXWikiRenderingEngine.java:251)
> at
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.renderText(DefaultXWikiRenderingEngine.java:176)
> at com.xpn.xwiki.XWiki.include(XWiki.java:3206)
> at com.xpn.xwiki.api.XWiki.includeForm(XWiki.java:1409)
> at com.xpn.xwiki.api.XWiki.includeForm(XWiki.java:1375)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:585)
> at
> org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:295)
> at
> org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:245)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:203)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:294)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:194)
> at
> org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:170)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:238)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:152)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.render(XWikiVelocityRenderer.java:95)
> at
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.renderText(DefaultXWikiRenderingEngine.java:251)
> at
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.renderText(DefaultXWikiRenderingEngine.java:176)
> at
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.renderText(DefaultXWikiRenderingEngine.java:145)
> at
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.renderDocument(DefaultXWikiRenderingEngine.java:134)
> at
> com.xpn.xwiki.doc.XWikiDocument.getRenderedContent(XWikiDocument.java:407)
> at com.xpn.xwiki.api.Document.getRenderedContent(Document.java:371)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:585)
> at
> org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:295)
> at
> org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:245)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:203)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:294)
> at
> org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:74)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:107)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:238)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:152)
> at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1366)
> at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1335)
> at com.xpn.xwiki.api.XWiki.parseTemplate(XWiki.java:607)
> at sun.reflect.GeneratedMethodAccessor96.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:585)
> at
> org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:295)
> at
> org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:245)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:203)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:294)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:194)
> at
> org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:170)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:238)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:152)
> at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1366)
> at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1335)
> at com.xpn.xwiki.web.Utils.parseTemplate(Utils.java:105)
> at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:158)
> at
> org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)
> at
> org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236)
> at
> org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)
> at
> org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:596)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
> at
> org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:428)
> at
> org.mortbay.jetty.servlet.WebApplicationHandler$CachedChain.doFilter(WebApplicationHandler.java:830)
> at
> com.xpn.xwiki.web.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:117)
> at
> org.mortbay.jetty.servlet.WebApplicationHandler$CachedChain.doFilter(WebApplicationHandler.java:821)
> at
> org.mortbay.jetty.servlet.WebApplicationHandler.dispatch(WebApplicationHandler.java:471)
> at
> org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:568)
> at org.mortbay.http.HttpContext.handle(HttpContext.java:1565)
> at
> org.mortbay.jetty.servlet.WebApplicationContext.handle(WebApplicationContext.java:633)
> at org.mortbay.http.HttpContext.handle(HttpContext.java:1517)
> at org.mortbay.http.HttpServer.service(HttpServer.java:954)
> at org.mortbay.http.HttpConnection.service(HttpConnection.java:816)
> at org.mortbay.http.HttpConnection.handleNext(HttpConnection.java:983)
> at org.mortbay.http.HttpConnection.handle(HttpConnection.java:833)
> at
> org.mortbay.http.SocketListener.handleConnection(SocketListener.java:244)
> at org.mortbay.util.ThreadedServer.handle(ThreadedServer.java:357)
> at org.mortbay.util.ThreadPool$PoolThread.run(ThreadPool.java:534)
> java.lang.NullPointerException
> at
> com.xpn.xwiki.objects.classes.DBListClass.makeList(DBListClass.java:75)
> at
> com.xpn.xwiki.objects.classes.DBListClass.getDBList(DBListClass.java:102)
> at
> com.xpn.xwiki.objects.classes.DBListClass.getMap(DBListClass.java:128)
> at
> com.xpn.xwiki.objects.classes.ListClass.displaySelectEdit(ListClass.java:545)
> at
> com.xpn.xwiki.objects.classes.DBListClass.displayEdit(DBListClass.java:416)
> at com.xpn.xwiki.doc.XWikiDocument.display(XWikiDocument.java:1345)
> at com.xpn.xwiki.doc.XWikiDocument.display(XWikiDocument.java:1318)
> at com.xpn.xwiki.api.Document.display(Document.java:894)
> at sun.reflect.GeneratedMethodAccessor113.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:585)
> at
> org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:295)
> at
> org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:245)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:203)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:294)
> at
> org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:74)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:107)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:238)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:152)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.render(XWikiVelocityRenderer.java:95)
> at
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.renderText(DefaultXWikiRenderingEngine.java:251)
> at
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.renderText(DefaultXWikiRenderingEngine.java:176)
> at com.xpn.xwiki.XWiki.include(XWiki.java:3206)
> at com.xpn.xwiki.api.XWiki.includeForm(XWiki.java:1409)
> at com.xpn.xwiki.api.XWiki.includeForm(XWiki.java:1375)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:585)
> at
> org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:295)
> at
> org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:245)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:203)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:294)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:194)
> at
> org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:170)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:238)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:152)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.render(XWikiVelocityRenderer.java:95)
> at
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.renderText(DefaultXWikiRenderingEngine.java:251)
> at
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.renderText(DefaultXWikiRenderingEngine.java:176)
> at
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.renderText(DefaultXWikiRenderingEngine.java:145)
> at
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.renderDocument(DefaultXWikiRenderingEngine.java:134)
> at
> com.xpn.xwiki.doc.XWikiDocument.getRenderedContent(XWikiDocument.java:407)
> at com.xpn.xwiki.api.Document.getRenderedContent(Document.java:371)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:585)
> at
> org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:295)
> at
> org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:245)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:203)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:294)
> at
> org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:74)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:107)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:238)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:152)
> at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1366)
> at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1335)
> at com.xpn.xwiki.api.XWiki.parseTemplate(XWiki.java:607)
> at sun.reflect.GeneratedMethodAccessor96.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:585)
> at
> org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:295)
> at
> org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:245)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:203)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:294)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:194)
> at
> org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:170)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:238)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:152)
> at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1366)
> at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1335)
> at com.xpn.xwiki.web.Utils.parseTemplate(Utils.java:105)
> at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:158)
> at
> org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)
> at
> org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236)
> at
> org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)
> at
> org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:596)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
> at
> org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:428)
> at
> org.mortbay.jetty.servlet.WebApplicationHandler$CachedChain.doFilter(WebApplicationHandler.java:830)
> at
> com.xpn.xwiki.web.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:117)
> at
> org.mortbay.jetty.servlet.WebApplicationHandler$CachedChain.doFilter(WebApplicationHandler.java:821)
> at
> org.mortbay.jetty.servlet.WebApplicationHandler.dispatch(WebApplicationHandler.java:471)
> at
> org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:568)
> at org.mortbay.http.HttpContext.handle(HttpContext.java:1565)
> at
> org.mortbay.jetty.servlet.WebApplicationContext.handle(WebApplicationContext.java:633)
> at org.mortbay.http.HttpContext.handle(HttpContext.java:1517)
> at org.mortbay.http.HttpServer.service(HttpServer.java:954)
> at org.mortbay.http.HttpConnection.service(HttpConnection.java:816)
> at org.mortbay.http.HttpConnection.handleNext(HttpConnection.java:983)
> at org.mortbay.http.HttpConnection.handle(HttpConnection.java:833)
> at
> org.mortbay.http.SocketListener.handleConnection(SocketListener.java:244)
> at org.mortbay.util.ThreadedServer.handle(ThreadedServer.java:357)
> at org.mortbay.util.ThreadPool$PoolThread.run(ThreadPool.java:534)
> {noformat}
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