+ int numActions = 0;
+ numActions += req.getParameter("detailupdate") != null ? 1 : 0;
+ numActions += req.getParameter("addGroup") != null ? 1 : 0;
+ numActions += req.getParameter("removeGroup") != null ? 1 : 0;
+ numActions += req.getParameter("resetPass") != null ? 1 : 0;
+
+ if (numActions != 1) {