Steps to Reproduce

Create a user test
Login as test
import a Platform xxx as test
Logout and login as hqadmin
Delete user test
Click on Platform xxx
Click on Change link

Actual Results:

Stack trace:

    javax.servlet.jsp.JspException: Error - tag importAttribute : property 'users' not found in context. Check tag syntax at org.apache.struts.taglib.tiles.ImportAttributeTag.doStartTag(ImportAttributeTag.java:157) at org.apache.jsp.resource.common.inventory.ChangeResourceOwnerForm_jsp._jspx_meth_tiles_importAttribute_0(Unknown Source) at org.apache.jsp.resource.common.inventory.ChangeResourceOwnerForm_jsp._jspService(Unknown Source) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97) at javax.servlet.http.HttpServlet.service(HttpServlet.java:810) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:672) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:574) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:499) at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:966) at org.apache.jasper.runtime.PageContextImpl.include(PageContextImpl.java:604) at org.apache.struts.tiles.TilesUtilImpl.doInclude(TilesUtilImpl.java:99) at org.apache.struts.tiles.TilesUtil.doInclude(TilesUtil.java:135) at org.apache.struts.taglib.tiles.InsertTag.doInclude(InsertTag.java:760) at org.apache.struts.taglib.tiles.InsertTag$InsertHandler.doEndTag(InsertTag.java:892) at org.apache.struts.taglib.tiles.InsertTag.doEndTag(InsertTag.java:462) at org.apache.jsp.resource.platform.inventory.ChangePlatformOwner_jsp._jspx_meth_tiles_insert_1(Unknown Source) at org.apache.jsp.resource.platform.inventory.ChangePlatformOwner_jsp._jspx_meth_html_form_0(Unknown Source) at org.apache.jsp.resource.platform.inventory.ChangePlatformOwner_jsp._jspService(Unknown Source) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97) at javax.servlet.http.HttpServlet.service(HttpServlet.java:810) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:672) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:574) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:499) at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:966) at org.apache.jasper.runtime.PageContextImpl.include(PageContextImpl.java:604) at org.apache.struts.tiles.TilesUtilImpl.doInclude(TilesUtilImpl.java:99) at org.apache.struts.tiles.TilesUtil.doInclude(TilesUtil.java:135) at org.apache.struts.taglib.tiles.InsertTag.doInclude(InsertTag.java:760) at org.apache.struts.taglib.tiles.InsertTag$InsertHandler.doEndTag(InsertTag.java:892) at org.apache.struts.taglib.tiles.InsertTag.doEndTag(InsertTag.java:462) at org.apache.jsp.portal.ColumnsLayout_jsp._jspx_meth_tiles_insert_0(Unknown Source) at org.apache.jsp.portal.ColumnsLayout_jsp._jspx_meth_c_forEach_1(Unknown Source) at org.apache.jsp.portal.ColumnsLayout_jsp._jspx_meth_c_forEach_0(Unknown Source) at org.apache.jsp.portal.ColumnsLayout_jsp._jspService(Unknown Source) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97) at javax.servlet.http.HttpServlet.service(HttpServlet.java:810) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:672) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:574) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:499) at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:966) at org.apache.jasper.runtime.PageContextImpl.include(PageContextImpl.java:604) at org.apache.struts.tiles.TilesUtilImpl.doInclude(TilesUtilImpl.java:99) at org.apache.struts.tiles.TilesUtil.doInclude(TilesUtil.java:135) at org.apache.struts.taglib.tiles.InsertTag.doInclude(InsertTag.java:760) at org.apache.struts.taglib.tiles.InsertTag$InsertHandler.doEndTag(InsertTag.java:892) at org.apache.struts.taglib.tiles.InsertTag.doEndTag(InsertTag.java:462) at org.apache.jsp.portal.MainLayout_jsp._jspx_meth_tiles_insert_3(Unknown Source) at org.apache.jsp.portal.MainLayout_jsp._jspx_meth_html_html_0(Unknown Source) at org.apache.jsp.portal.MainLayout_jsp._jspService(Unknown Source) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97) at javax.servlet.http.HttpServlet.service(HttpServlet.java:810) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:672) at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:463) at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:398) at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:301) at org.apache.struts.action.RequestProcessor.doForward(RequestProcessor.java:1085) at org.apache.struts.tiles.TilesRequestProcessor.doForward(TilesRequestProcessor.java:263) at org.apache.struts.tiles.TilesRequestProcessor.processTilesDefinition(TilesRequestProcessor.java:239) at org.apache.struts.tiles.TilesRequestProcessor.internalModuleRelativeForward(TilesRequestProcessor.java:341) at org.apache.struts.action.RequestProcessor.processForward(RequestProcessor.java:572) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:221) 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:697) at javax.servlet.http.HttpServlet.service(HttpServlet.java:810) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.hyperic.hq.ui.AuthenticationFilter.doFilter(AuthenticationFilter.java:151) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.hyperic.hibernate.filter.SessionFilter$1.run(SessionFilter.java:59) at org.hyperic.hq.hibernate.SessionManager.runInSessionInternal(SessionManager.java:79) at org.hyperic.hq.hibernate.SessionManager.runInSession(SessionManager.java:68) at org.hyperic.hibernate.filter.SessionFilter.doFilter(SessionFilter.java:57) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:81) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.hyperic.hq.product.servlet.filter.JMXFilter.doFilter(JMXFilter.java:324) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178) at org.jboss.web.tomcat.security.CustomPrincipalValve.invoke(CustomPrincipalValve.java:39) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:159) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:59) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:856) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:744) at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527) at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112) at java.lang.Thread.run(Unknown Source)