Selecting a group from the graph UI fails to display the group

viewing the graphUI (visualization) and i select a group from the UI and I get a blank-ish page (header only) and the following in the log:

2020-02-27T18:18:08+00:00 UI:dev httpd;access_log;grouper_dev;ui;10.247.10.209 - gettes@ufl.edu [27/Feb/2020:13:18:08 -0500] "POST /grouper/grouperExternal/public/OwaspJavaScriptServlet HTTP/1.1" 200 55 "https://groups-dev.it.ufl.edu/grouper/grouperExternal/public/UiV2Public.index?operation=UiV2Public.postIndex&function=UiV2Public.error&code=ajaxError" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.100 Safari/537.36 OPR/67.0.3575.31"
2020-02-27T18:18:08+00:00 UI:dev grouper-api;grouper_event.log;;;2020-02-27 13:18:08,778: [ajp-nio-8009-exec-7] ERROR GrouperUiFilter.doFilter(1146) - - UI error
2020-02-27T18:18:08+00:00 UI:dev net.sf.json.JSONException: java.lang.reflect.InvocationTargetException
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.defaultBeanProcessing(JSONObject.java:818)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject._fromBean(JSONObject.java:699)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.fromObject(JSONObject.java:172)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.AbstractJSON._processValue(AbstractJSON.java:274)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONArray._processValue(JSONArray.java:2513)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONArray.processValue(JSONArray.java:2538)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONArray.addValue(JSONArray.java:2525)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONArray._fromCollection(JSONArray.java:1056)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONArray.fromObject(JSONArray.java:123)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.AbstractJSON._processValue(AbstractJSON.java:240)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject._processValue(JSONObject.java:2655)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.processValue(JSONObject.java:2721)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.setInternal(JSONObject.java:2736)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.setValue(JSONObject.java:1424)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.defaultBeanProcessing(JSONObject.java:765)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject._fromBean(JSONObject.java:699)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.fromObject(JSONObject.java:172)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.AbstractJSON._processValue(AbstractJSON.java:274)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject._processValue(JSONObject.java:2655)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.processValue(JSONObject.java:2721)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.setInternal(JSONObject.java:2736)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.setValue(JSONObject.java:1424)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.defaultBeanProcessing(JSONObject.java:765)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject._fromBean(JSONObject.java:699)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.fromObject(JSONObject.java:172)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.AbstractJSON._processValue(AbstractJSON.java:274)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject._processValue(JSONObject.java:2655)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.processValue(JSONObject.java:2721)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.setInternal(JSONObject.java:2736)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.setValue(JSONObject.java:1424)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.defaultBeanProcessing(JSONObject.java:765)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject._fromBean(JSONObject.java:699)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.fromObject(JSONObject.java:172)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.AbstractJSON._processValue(AbstractJSON.java:274)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject._processValue(JSONObject.java:2655)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.processValue(JSONObject.java:2721)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.setInternal(JSONObject.java:2736)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.setValue(JSONObject.java:1424)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.defaultBeanProcessing(JSONObject.java:765)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject._fromBean(JSONObject.java:699)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.fromObject(JSONObject.java:172)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.AbstractJSON._processValue(AbstractJSON.java:274)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONArray._processValue(JSONArray.java:2513)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONArray.processValue(JSONArray.java:2538)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONArray.addValue(JSONArray.java:2525)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONArray._fromCollection(JSONArray.java:1056)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONArray.fromObject(JSONArray.java:123)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.AbstractJSON._processValue(AbstractJSON.java:240)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject._processValue(JSONObject.java:2655)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.processValue(JSONObject.java:2721)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.setInternal(JSONObject.java:2736)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.setValue(JSONObject.java:1424)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.defaultBeanProcessing(JSONObject.java:765)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject._fromBean(JSONObject.java:699)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.fromObject(JSONObject.java:172)
2020-02-27T18:18:08+00:00 UI:dev at edu.internet2.middleware.grouper.util.GrouperUtil.jsonConvertToNoWrap(GrouperUtil.java:1703)
2020-02-27T18:18:08+00:00 UI:dev at edu.internet2.middleware.grouper.grouperUi.beans.json.GuiResponseJs.printToScreen(GuiResponseJs.java:80)
2020-02-27T18:18:08+00:00 UI:dev at edu.internet2.middleware.grouper.j2ee.GrouperUiRestServlet.doGet(GrouperUiRestServlet.java:388)
2020-02-27T18:18:08+00:00 UI:dev at edu.internet2.middleware.grouper.j2ee.GrouperUiRestServlet.doPost(GrouperUiRestServlet.java:197)
2020-02-27T18:18:08+00:00 UI:dev at javax.servlet.http.HttpServlet.service(HttpServlet.java:660)
2020-02-27T18:18:08+00:00 UI:dev at javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
2020-02-27T18:18:08+00:00 UI:dev at org.owasp.csrfguard.CsrfGuardFilter.doFilter(CsrfGuardFilter.java:88)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
2020-02-27T18:18:08+00:00 UI:dev at edu.internet2.middleware.grouper.ui.GrouperUiFilter.doFilter(GrouperUiFilter.java:1139)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:199)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:493)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.coyote.ajp.AjpProcessor.service(AjpProcessor.java:476)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:808)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1498)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
2020-02-27T18:18:08+00:00 UI:dev at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
2020-02-27T18:18:08+00:00 UI:dev at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
2020-02-27T18:18:08+00:00 UI:dev at java.lang.Thread.run(Thread.java:748)
2020-02-27T18:18:08+00:00 UI:dev Caused by: java.lang.reflect.InvocationTargetException
2020-02-27T18:18:08+00:00 UI:dev at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
2020-02-27T18:18:08+00:00 UI:dev at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
2020-02-27T18:18:08+00:00 UI:dev at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
2020-02-27T18:18:08+00:00 UI:dev at java.lang.reflect.Method.invoke(Method.java:498)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.commons.beanutils.PropertyUtilsBean.invokeMethod(PropertyUtilsBean.java:2127)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.commons.beanutils.PropertyUtilsBean.getSimpleProperty(PropertyUtilsBean.java:1278)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.commons.beanutils.PropertyUtilsBean.getNestedProperty(PropertyUtilsBean.java:808)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.commons.beanutils.PropertyUtilsBean.getProperty(PropertyUtilsBean.java:884)
2020-02-27T18:18:08+00:00 UI:dev at org.apache.commons.beanutils.PropertyUtils.getProperty(PropertyUtils.java:464)
2020-02-27T18:18:08+00:00 UI:dev at net.sf.json.JSONObject.defaultBeanProcessing(JSONObject.java:749)
2020-02-27T18:18:08+00:00 UI:dev ... 87 more
2020-02-27T18:18:08+00:00 UI:dev Caused by: edu.internet2.middleware.grouper.exception.StemNotFoundException: membership stem not found
2020-02-27T18:18:08+00:00 UI:dev at edu.internet2.middleware.grouper.Membership.getOwnerStem(Membership.java:3341)
2020-02-27T18:18:08+00:00 UI:dev ... 97 more