Just downloaded current update and now nothing works. Help please. Zimbra loads to show My Accounts, all of which are paused. Clicking on Edit and then Validate and Save yields the following error message:

service.FAILURE: system failure: java.lang.NoSuchMethodError: org.apache.lucene.store.FSDirectory.open(Ljava/io/File;Lorg/apache/lucene/store/LockFactoryLorg/apache/lucene/store/FSDirectory;
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com.zimbra.common.soap.SoapFaultException: system failure: java.lang.NoSuchMethodError: org.apache.lucene.store.FSDirectory.open(Ljava/io/File;Lorg/apache/lucene/store/LockFactoryLorg/apache/lucene/store/FSDirectory; ExceptionId:com.zimbra.common.service.ServiceExcep tion: system failure: java.lang.NoSuchMethodError: org.apache.lucene.store.FSDirectory.open(Ljava/io/File;Lorg/apache/lucene/store/LockFactoryLorg/apache/lucene/store/FSDirectory; ExceptionId:btpool0-13:1304007843906:6778d7d94e6b41ec Code:service.FAILURE at com.zimbra.common.service.ServiceException.FAILURE (ServiceException.java:248) at com.zimbra.soap.SoapEngine.dispatchRequest(SoapEng ine.java:438) at com.zimbra.soap.SoapEngine.dispatch(SoapEngine.jav a:287) at com.zimbra.soap.SoapEngine.dispatch(SoapEngine.jav a:158) at com.zimbra.soap.SoapServlet.doWork(SoapServlet.jav a:294) at com.zimbra.soap.SoapServlet.doPost(SoapServlet.jav a:215) at javax.servlet.http.HttpServlet.service(HttpServlet .java:727) at com.zimbra.cs.servlet.ZimbraServlet.service(Zimbra Servlet.java:208) at javax.servlet.http.HttpServlet.service(HttpServlet .java:820) at org.mortbay.jetty.servlet.ServletHolder.handle(Ser vletHolder.java:511) at org.mortbay.jetty.servlet.ServletHandler.handle(Se rvletHandler.java:390) at org.mortbay.jetty.security.SecurityHandler.handle( SecurityHandler.java:218) at org.mortbay.jetty.servlet.SessionHandler.handle(Se ssionHandler.java:182) at org.mortbay.jetty.handler.ContextHandler.handle(Co ntextHandler.java:765) at org.mortbay.jetty.webapp.WebAppContext.handle(WebA ppContext.java:422) at org.mortbay.jetty.handler.ContextHandlerCollection .handle(ContextHandlerCollection.java:230) at org.mortbay.jetty.handler.HandlerCollection.handle (HandlerCollection.java:114) at org.mortbay.jetty.handler.HandlerWrapper.handle(Ha ndlerWrapper.java:152) at org.mortbay.jetty.handler.rewrite.RewriteHandler.h andle(RewriteHandler.java:230) at org.mortbay.jetty.handler.HandlerWrapper.handle(Ha ndlerWrapper.java:152) at org.mortbay.jetty.Server.handle(Server.java:326) at org.mortbay.jetty.HttpConnection.handleRequest(Htt pConnection.java:543) at org.mortbay.jetty.HttpConnection$RequestHandler.co ntent(HttpConnection.java:946) at org.mortbay.jetty.HttpParser.parseNext(HttpParser. java:756) at org.mortbay.jetty.HttpParser.parseAvailable(HttpPa rser.java:218) at org.mortbay.jetty.HttpConnection.handle(HttpConnec tion.java:405) at org.mortbay.io.nio.SelectChannelEndPoint.run(Selec tChannelEndPoint.java:410) at org.mortbay.thread.BoundedThreadPool$PoolThread.ru n(BoundedThreadPool.java:451) Caused by: java.lang.NoSuchMethodError: org.apache.lucene.store.FSDirectory.open(Ljava/io/File;Lorg/apache/lucene/store/LockFactoryLorg/apache/lucene/store/FSDirectory; at com.zimbra.cs.index.LuceneDirectory.open(LuceneDir ectory.java:69) at com.zimbra.cs.index.LuceneIndex.(LuceneIndex.java: 204) at com.zimbra.cs.index.MailboxIndex.(MailboxIndex.jav a:51) at com.zimbra.cs.mailbox.IndexHelper.instantiateMailb oxIndex(IndexHelper.java:107) at com.zimbra.cs.mailbox.Mailbox.open(Mailbox.java:44 0) at com.zimbra.cs.mailbox.DesktopMailbox.open(DesktopM ailbox.java:80) at com.zimbra.cs.mailbox.SyncMailbox.open(SyncMailbox .java:106) at com.zimbra.cs.mailbox.DataSourceMailbox.open(DataS ourceMailbox.java:137) at com.zimbra.cs.mailbox.MailboxManager.getMailboxByI d(MailboxManager.java:496) at com.zimbra.cs.mailbox.MailboxManager.getMailboxByA ccountId(MailboxManager.java:346) at com.zimbra.cs.mailbox.MailboxManager.getMailboxByA ccount(MailboxManager.java:282) at com.zimbra.cs.mailbox.MailboxManager.getMailboxByA ccount(MailboxManager.java:241) at com.zimbra.cs.datasource.DataSourceManager.getMail box(DataSourceManager.java:151) at com.zimbra.cs.datasource.MailItemImport.(MailItemI mport.java:40) at com.zimbra.cs.datasource.imap.ImapSync.(ImapSync.j ava:63) at com.zimbra.cs.offline.OfflineImport.imapImport(Off lineImport.java:53) at com.zimbra.cs.offline.GMailImport.(GMailImport.jav a:30) at com.zimbra.cs.datasource.offline.OfflineDataSource Manager.getDataImport(OfflineDataSourceManager.jav a:59) at com.zimbra.cs.datasource.DataSourceManager.test(Da taSourceManager.java:207) at com.zimbra.cs.account.offline.OfflineProvisioning. testDataSource(OfflineProvisioning.java:616) at com.zimbra.cs.account.offline.OfflineProvisioning. modifyDataSource(OfflineProvisioning.java:2265) at com.zimbra.cs.account.offline.OfflineProvisioning. modifyDataSource(OfflineProvisioning.java:2200) at com.zimbra.cs.service.admin.ModifyDataSource.handl e(ModifyDataSource.java:82) at com.zimbra.soap.SoapEngine.dispatchRequest(SoapEng ine.java:412) ... 26 more Code:service.FAILURE at com.zimbra.common.soap.Soap12Protocol.soapFault(So ap12Protocol.java:88) at com.zimbra.common.soap.SoapTransport.extractBodyEl ement(SoapTransport.java:344) at com.zimbra.common.soap.SoapTransport.parseSoapResp onse(SoapTransport.java:303) at com.zimbra.common.soap.SoapHttpTransport.invoke(So apHttpTransport.java:260) at com.zimbra.common.soap.SoapHttpTransport.invoke(So apHttpTransport.java:164) at com.zimbra.common.soap.SoapTransport.invoke(SoapTr ansport.java:397) at com.zimbra.common.soap.SoapTransport.invoke(SoapTr ansport.java:360) at com.zimbra.cs.account.soap.SoapProvisioning.invoke (SoapProvisioning.java:321) at com.zimbra.cs.account.soap.SoapProvisioning.modify DataSource(SoapProvisioning.java:1790) at com.zimbra.cs.offline.jsp.JspProvStub.modifyOfflin eDataSource(JspProvStub.java:148) at com.zimbra.cs.offline.jsp.XmailBean.doRequest(Xmai lBean.java:274) at com.zimbra.cs.offline.jsp.GmailBean.doRequest(Gmai lBean.java:42) at com.zimbra.cs.offline.jsp.FormBean.doRequest(FormB ean.java:150) at sun.reflect.NativeMethodAccessorImpl.invoke0(Nativ e Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknow n Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Un known Source) at java.lang.reflect.Method.invoke(Unknown Source) at com.sun.el.parser.AstFunction.getValue(AstFunction .java:127) at com.sun.el.ValueExpressionImpl.getValue(ValueExpre ssionImpl.java:206) at org.apache.jasper.runtime.PageContextImpl.evaluate Expression(PageContextImpl.java:1001) at org.apache.jsp.desktop.accsetup_jsp._jspx_meth_c_w hen_0(Unknown Source) at org.apache.jsp.desktop.accsetup_jsp._jspx_meth_c_c hoose_0(Unknown Source) at org.apache.jsp.desktop.accsetup_jsp._jspService(Un known Source) at org.apache.jasper.runtime.HttpJspBase.service(Http JspBase.java:109) at javax.servlet.http.HttpServlet.service(HttpServlet .java:820) at org.apache.jasper.servlet.JspServletWrapper.servic e(JspServletWrapper.java:389) at org.apache.jasper.servlet.JspServlet.serviceJspFil e(JspServlet.java:486) at org.apache.jasper.servlet.JspServlet.service(JspSe rvlet.java:380) at javax.servlet.http.HttpServlet.service(HttpServlet .java:820) at com.zimbra.webClient.servlet.JspServlet.service(Js pServlet.java:64) at org.mortbay.jetty.servlet.ServletHolder.handle(Ser vletHolder.java:511) at org.mortbay.jetty.servlet.ServletHandler$CachedCha in.doFilter(ServletHandler.java:1166) at com.zimbra.cs.servlet.SetHeaderFilter.doFilter(Set HeaderFilter.java:79) at com.zimbra.webClient.filters.SetHeaderFilter.doFil ter(SetHeaderFilter.java:239) at org.mortbay.jetty.servlet.ServletHandler$CachedCha in.doFilter(ServletHandler.java:1157) at org.mortbay.jetty.servlet.ServletHandler.handle(Se rvletHandler.java:388) at org.mortbay.jetty.security.SecurityHandler.handle( SecurityHandler.java:218) at org.mortbay.jetty.servlet.SessionHandler.handle(Se ssionHandler.java:182) at org.mortbay.jetty.handler.ContextHandler.handle(Co ntextHandler.java:765) at org.mortbay.jetty.webapp.WebAppContext.handle(WebA ppContext.java:422) at org.mortbay.jetty.handler.ContextHandlerCollection .handle(ContextHandlerCollection.java:230) at org.mortbay.jetty.handler.HandlerCollection.handle (HandlerCollection.java:114) at org.mortbay.jetty.handler.HandlerWrapper.handle(Ha ndlerWrapper.java:152) at org.mortbay.jetty.handler.rewrite.RewriteHandler.h andle(RewriteHandler.java:230) at org.mortbay.jetty.handler.HandlerWrapper.handle(Ha ndlerWrapper.java:152) at org.mortbay.jetty.Server.handle(Server.java:326) at org.mortbay.jetty.HttpConnection.handleRequest(Htt pConnection.java:543) at org.mortbay.jetty.HttpConnection$RequestHandler.co ntent(HttpConnection.java:946) at org.mortbay.jetty.HttpParser.parseNext(HttpParser. java:756) at org.mortbay.jetty.HttpParser.parseAvailable(HttpPa rser.java:218) at org.mortbay.jetty.HttpConnection.handle(HttpConnec tion.java:405) at org.mortbay.io.nio.SelectChannelEndPoint.run(Selec tChannelEndPoint.java:410) at org.mortbay.thread.BoundedThreadPool$PoolThread.ru n(BoundedThreadPool.java:451)