Since upgrading to 3.8.0 I'm experiencing the same issue the reporter on the community forums (see URL) is experiencing. Reproducible: Always Steps to Reproduce: 1. Use Openfire with an LDAP/Active Directory backend (perhaps not mandatory) 2. Try to edit a group and enable/disable "Contact List (Roster) Sharing" 3. Hit "Save Contact List Settings" Actual Results: HTTP ERROR 500 Problem accessing /group-edit.jsp. Reason: Server Error Caused by: java.lang.UnsupportedOperationException at java.util.AbstractMap.put(AbstractMap.java:203) at org.jivesoftware.openfire.admin.group_002dedit_jsp._jspService(group_002dedit_jsp.java:176) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97) at javax.servlet.http.HttpServlet.service(HttpServlet.java:820) at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:547) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1359) at com.opensymphony.module.sitemesh.filter.PageFilter.parsePage(PageFilter.java:118) at com.opensymphony.module.sitemesh.filter.PageFilter.doFilter(PageFilter.java:52) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1330) at org.jivesoftware.util.LocaleFilter.doFilter(LocaleFilter.java:74) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1330) at org.jivesoftware.util.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:50) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1330) at org.jivesoftware.admin.PluginFilter.doFilter(PluginFilter.java:78) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1330) at org.jivesoftware.admin.AuthCheckFilter.doFilter(AuthCheckFilter.java:164) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1330) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:478) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:119) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:520) at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:227) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:941) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:409) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:186) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:875) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117) at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:250) at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:149) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:110) at org.eclipse.jetty.server.Server.handle(Server.java:349) at org.eclipse.jetty.server.HttpConnection.handleRequest(HttpConnection.java:441) at org.eclipse.jetty.server.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:919) at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:582) at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:218) at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:51) at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:586) at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:44) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:598) at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:533) at java.lang.Thread.run(Thread.java:722) The corresponding bug report seems to be: http://issues.igniterealtime.org/browse/OF-610 Which states the bug will be fixed in 3.8.1 and is also already fixed in the current nighlies. I've done a quick test with openfire_src_2013-02-18.tar.gz (Openfire 3.8.1 Alpha) and can confirm that the group editing feature works properly again. My main concern is that it's not only affecting editing groups, but also the existing groups won't show up on the clients. Perhaps the fix can be backported or openfire-3.8.0 can be masked to prevent other users from running into this.
Openfire 3.8.1 has been released these days which fixes this issue.
Pushed as: >*openfire-3.8.1 (06 Mar 2013) > > 06 Mar 2013; Sergei Trofimovich <slyfox@gentoo.org> +openfire-3.8.1.ebuild, > -openfire-3.8.0.ebuild: > Version bump. Upstream fixed 'shared group support for read-only > GroupProviders (LDAP)' by Timo Gurr (bug #458286). I was afraid to mask 3.8.0 as was not sure 'upgrade->downgrade' path would not corrupt openfire's base. Thank you!