2013-02-26 19:27:57,566 ERROR olia.module.admininterface.commands.VersionCommand: can't version java.lang.NullPointerException at info.magnolia.cms.core.MetaData.hasProperty(MetaData.java:468) at info.magnolia.module.admininterface.commands.VersionCommand.cleanComment(VersionCommand.java:107) at info.magnolia.module.admininterface.commands.VersionCommand.execute(VersionCommand.java:86) at info.magnolia.commands.MgnlCommand.executePooledOrSynchronized(MgnlCommand.java:174) at info.magnolia.commands.MgnlCommand.execute(MgnlCommand.java:161) at org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:191) at info.magnolia.cms.servlets.CommandBasedMVCServletHandler.execute(CommandBasedMVCServletHandler.java:96) at info.magnolia.cms.servlets.MVCServlet.doPost(MVCServlet.java:125) at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at info.magnolia.cms.filters.ServletDispatchingFilter.doFilter(ServletDispatchingFilter.java:123) at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:85) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:85) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:85) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:85) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:85) at info.magnolia.cms.filters.CompositeFilter.doFilter(CompositeFilter.java:67) at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83) at info.magnolia.cms.filters.VirtualUriFilter.doFilter(VirtualUriFilter.java:70) at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83) at info.magnolia.module.cache.executor.Bypass.processCacheRequest(Bypass.java:58) at info.magnolia.module.cache.executor.CompositeExecutor.processCacheRequest(CompositeExecutor.java:66) at info.magnolia.module.cache.filter.CacheFilter.doFilter(CacheFilter.java:153) at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:61) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83) at info.magnolia.cms.i18n.I18nContentSupportFilter.doFilter(I18nContentSupportFilter.java:76) at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83) at info.magnolia.cms.filters.RangeSupportFilter.doFilter(RangeSupportFilter.java:86) at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83) at info.magnolia.cms.security.BaseSecurityFilter.doFilter(BaseSecurityFilter.java:60) at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:85) at info.magnolia.cms.security.SecurityCallbackFilter.doFilter(SecurityCallbackFilter.java:86) at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:61) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83) at info.magnolia.cms.security.LogoutFilter.doFilter(LogoutFilter.java:93) at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:61) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83) at info.magnolia.module.templatingkit.filters.SiteMergeFilter.doFilter(SiteMergeFilter.java:99) at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83) at info.magnolia.module.extendedtemplatingkit.filters.MultiSiteFilter.doFilter(MultiSiteFilter.java:100) at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83) at info.magnolia.cms.filters.MultiChannelFilter.doFilter(MultiChannelFilter.java:83) at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:61) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83) at info.magnolia.module.cache.filter.GZipFilter.doFilter(GZipFilter.java:75) at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:61) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:85) at info.magnolia.cms.security.auth.login.LoginFilter.doFilter(LoginFilter.java:93) at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83) at info.magnolia.enterprise.registration.RegistrationFilter.doFilter(RegistrationFilter.java:52) at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83) at info.magnolia.cms.filters.UnicodeNormalizationFilter.doFilter(UnicodeNormalizationFilter.java:90) at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83) at info.magnolia.cms.filters.CosMultipartRequestFilter.doFilter(CosMultipartRequestFilter.java:91) at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:61) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83) at info.magnolia.module.devicedetection.filter.DeviceDetectionFilter.doFilter(DeviceDetectionFilter.java:73) at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:61) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83) at info.magnolia.cms.filters.ContentTypeFilter.doFilter(ContentTypeFilter.java:102) at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83) at info.magnolia.cms.filters.ContextFilter.doFilter(ContextFilter.java:131) at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91) at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:83) at info.magnolia.cms.filters.CompositeFilter.doFilter(CompositeFilter.java:67) at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:91) at info.magnolia.cms.filters.SafeDestroyMgnlFilterWrapper.doFilter(SafeDestroyMgnlFilterWrapper.java:108) at info.magnolia.cms.filters.MgnlFilterDispatcher.doDispatch(MgnlFilterDispatcher.java:67) at info.magnolia.cms.filters.MgnlMainFilter.doFilter(MgnlMainFilter.java:108) at info.magnolia.cms.filters.MgnlMainFilter.doFilter(MgnlMainFilter.java:94) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:859) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) at java.lang.Thread.run(Thread.java:722)