Issue when making new group chat room in 3.7 Beta 1

Exception:

java.lang.IllegalArgumentException: Illegal JID: IT Department@conference.500marketing.com
     at org.xmpp.packet.JID.(JID.java:554)
     at org.xmpp.packet.JID.(JID.java:508)
     at org.jivesoftware.openfire.admin.muc_002droom_002dedit_002dform_jsp._jspService(muc_002droom_002dedit_002dform_jsp.java:90)
     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:530)
     at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1216)
     at com.opensymphony.module.sitemesh.filter.PageFilter.parsePage(PageFilter.java:118)
     at com.opensymphony.module.sitemesh.filter.PageFilter.doFilter(PageFilter.java:52)
     at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1187)
     at org.jivesoftware.util.LocaleFilter.doFilter(LocaleFilter.java:74)
     at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1187)
     at org.jivesoftware.util.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:50)
     at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1187)
     at org.jivesoftware.admin.PluginFilter.doFilter(PluginFilter.java:78)
     at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1187)
     at org.jivesoftware.admin.AuthCheckFilter.doFilter(AuthCheckFilter.java:164)
     at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1187)
     at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:425)
     at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:119)
     at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:494)
     at org.eclipse.jetty.server.session.SessionHandler.handle(SessionHandler.java:182)
     at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:933)
     at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:362)
     at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:867)
     at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117)
     at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:245)
     at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:126)
     at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:113)
     at org.eclipse.jetty.server.Server.handle(Server.java:334)
     at org.eclipse.jetty.server.HttpConnection.handleRequest(HttpConnection.java:559)
     at org.eclipse.jetty.server.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:992)
     at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:541)
     at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:203)
     at org.eclipse.jetty.server.HttpConnection.handle(HttpConnection.java:406)
     at org.eclipse.jetty.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:462)
     at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:436)
     at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.IllegalArgumentException: The input is not a valid JID node: IT Department
     at org.xmpp.packet.JID.nodeprep(JID.java:270)
     at org.xmpp.packet.JID.(JID.java:541)
     ... 37 more
Caused by: gnu.inet.encoding.StringprepException: Contains prohibited code points.
     at gnu.inet.encoding.Stringprep.nodeprep(Stringprep.java:193)
     at gnu.inet.encoding.Stringprep.nodeprep(Stringprep.java:146)
     at org.xmpp.packet.JID.nodeprep(JID.java:256)
     ... 38 more     Ran into this issue after I tried to install.  Something about the wrong java home so i created the folders by hand that were missing and was able to install/launch openfire 3.7 ... however when I went to confirm the creation of the group chat room...it popped out the error posted above.  Please advise.