Index: admingui/common/src/main/java/org/glassfish/admingui/common/handlers/SecurityHandler.java
===================================================================
--- admingui/common/src/main/java/org/glassfish/admingui/common/handlers/SecurityHandler.java	(revision 44822)
+++ admingui/common/src/main/java/org/glassfish/admingui/common/handlers/SecurityHandler.java	(working copy)
@@ -370,7 +370,6 @@
                 attrs.put("username", userid);
                 RestResponse response = RestUtil.delete(endpoint, attrs);
                 if (!response.isSuccess()) {
-                    GuiUtil.getLogger().severe("Remove user failed.  parent=" + endpoint + "; attrs =" + attrs);
                     GuiUtil.handleError(handlerCtx, GuiUtil.getMessage("msg.error.checkLog"));
                 }
                 createNew = Boolean.TRUE;
@@ -378,10 +377,11 @@
             if ((createNew != null) && (createNew == Boolean.TRUE)) {
                 String endpoint = GuiUtil.getSessionValue("REST_URL") + "/configs/config/" + configName +
                                                                 "/security-service/auth-realm/" + realmName + "/create-user?target=" + configName;
+                final String USERPASSWORD = "AS_ADMIN_USERPASSWORD";
+
                 attrs = new HashMap<String, Object>();
-                attrs.put("username", userid);
-                attrs.put("authrealmname", realmName);
-                attrs.put("userpassword", password);
+                attrs.put("id", userid);
+                attrs.put(USERPASSWORD, password);
                 attrs.put("target", configName);
                 if (grouplist != null && grouplist.contains(","))
                     grouplist = grouplist.replace(',', ':');
@@ -391,7 +391,6 @@
                 attrs.put("groups", grpList);
                 RestResponse response = RestUtil.post(endpoint, attrs);
                 if (!response.isSuccess()) {
-                    GuiUtil.getLogger().severe("Add user failed.  parent=" + endpoint + "; attrs =" + attrs);
                     GuiUtil.handleError(handlerCtx, GuiUtil.getMessage("msg.error.checkLog"));
                 }
             } 
Index: admingui/devtests/src/test/java/org/glassfish/admingui/devtests/SecurityTest.java
===================================================================
--- admingui/devtests/src/test/java/org/glassfish/admingui/devtests/SecurityTest.java	(revision 44822)
+++ admingui/devtests/src/test/java/org/glassfish/admingui/devtests/SecurityTest.java	(working copy)
@@ -103,15 +103,7 @@
 
         createConfig("new-config");
         for (String configName : list) {
-            clickAndWait("treeForm:tree:configurations:" + configName + ":security:realms:realms_link", TRIGGER_SECURITY_REALMS);
-            clickAndWait("propertyForm:realmsTable:topActionsGroup1:newButton", TRIGGER_NEW_REALM);
-            setFieldValue("form1:propertySheet:propertySectionTextField:NameTextProp:NameText", realmName);
-            selectDropdownOption("form1:propertySheet:propertySectionTextField:cp:Classname", "com.sun.enterprise.security.auth.realm.file.FileRealm");
-            setFieldValue("form1:fileSection:jaax:jaax", contextName);
-            setFieldValue("form1:fileSection:keyFile:keyFile", "${com.sun.aas.instanceRoot}/config/testfile");
-            clickAndWait("form1:propertyContentPage:topButtons:newButton", TRIGGER_SECURITY_REALMS);
-            assertTrue(isTextPresent(realmName));
-
+            createRealm(configName, realmName, contextName);
             deleteRow("propertyForm:realmsTable:topActionsGroup1:button1", "propertyForm:realmsTable", realmName);
         }
     }
@@ -123,18 +115,8 @@
 
         createConfig("new-config");
         for (String configName : list) {
-            clickAndWait("treeForm:tree:configurations:" + configName + ":security:realms:realms_link", TRIGGER_SECURITY_REALMS);
-            clickAndWait(getLinkIdByLinkText("propertyForm:realmsTable", "file"), TRIGGER_EDIT_REALM);
+            addUserToRealm(configName, "file", userId, password);
 
-            clickAndWait("form1:propertyContentPage:manageUsersButton", TRIGGER_FILE_USERS);
-            clickAndWait("propertyForm:users:topActionsGroup1:newButton", TRIGGER_NEW_FILE_REALM_USER);
-
-            setFieldValue("propertyForm:propertySheet:propertSectionTextField:userIdProp:UserId", userId);
-            setFieldValue("propertyForm:propertySheet:propertSectionTextField:newPasswordProp:NewPassword", password);
-            setFieldValue("propertyForm:propertySheet:propertSectionTextField:confirmPasswordProp:ConfirmPassword", password);
-            clickAndWait("propertyForm:propertyContentPage:topButtons:newButton", TRIGGER_FILE_USERS);
-            assertTrue(isTextPresent(userId));
-
             deleteRow("propertyForm:users:topActionsGroup1:button1", "propertyForm:users", userId);
         }
     }
@@ -246,7 +228,34 @@
         setFieldValue("propertyForm:propertySheet:propertSectionTextField:confirmPasswordProp:ConfirmPassword", userPassword);
         clickAndWait("propertyForm:propertyContentPage:topButtons:saveButton", TRIGGER_NEW_VALUES_SAVED);
     }
+    
+    /*
+     * This test was add to test for regressions of GLASSFISH-14797
+     */
+    @Test
+    public void testAddUserToRealmInRunningStandaloneInstance() {
+        final String instanceName = "server" + generateRandomString();
+        final String configName = instanceName + "-config";
+        final String contextName = "Context" + generateRandomString();
+        final String realmName = "newRealm";
+        final String userName = "user" + generateRandomNumber();
+        final StandaloneTest sat = new StandaloneTest();
+        
+        try {
+            sat.createStandAloneInstance(instanceName);
+            sat.startInstance(instanceName);
 
+            createRealm(configName, realmName, contextName);
+            addUserToRealm(configName, realmName, userName, "password");
+            
+            // Delete the user for good measure
+            deleteUserFromRealm(configName, realmName, userName);
+        } finally {
+
+            sat.deleteStandAloneInstance(instanceName);
+        }
+    }
+
     public void createConfig(String configName) {
         clickAndWait("treeForm:tree:configurations:configurations_link", TRIGGER_CONFIGURATION);
         if (!isTextPresent("new-config")) {
@@ -256,4 +265,40 @@
             assertTrue(isTextPresent(configName));
         }
     }
+    
+    public void createRealm(String configName, String realmName, String contextName) {
+            clickAndWait("treeForm:tree:configurations:" + configName + ":security:realms:realms_link", TRIGGER_SECURITY_REALMS);
+            clickAndWait("propertyForm:realmsTable:topActionsGroup1:newButton", TRIGGER_NEW_REALM);
+            setFieldValue("form1:propertySheet:propertySectionTextField:NameTextProp:NameText", realmName);
+            selectDropdownOption("form1:propertySheet:propertySectionTextField:cp:Classname", "com.sun.enterprise.security.auth.realm.file.FileRealm");
+            setFieldValue("form1:fileSection:jaax:jaax", contextName);
+            setFieldValue("form1:fileSection:keyFile:keyFile", "${com.sun.aas.instanceRoot}/config/testfile");
+            clickAndWait("form1:propertyContentPage:topButtons:newButton", TRIGGER_SECURITY_REALMS);
+            assertTrue(isTextPresent(realmName));
+    }
+    
+    public void addUserToRealm(String configName, String realmName, String userName, String password) {
+        reset();
+        clickAndWait("treeForm:tree:configurations:" + configName + ":security:realms:realms_link", TRIGGER_SECURITY_REALMS);
+        clickAndWait(getLinkIdByLinkText("propertyForm:realmsTable", realmName), TRIGGER_EDIT_REALM);
+
+        clickAndWait("form1:propertyContentPage:manageUsersButton", TRIGGER_FILE_USERS);
+        clickAndWait("propertyForm:users:topActionsGroup1:newButton", TRIGGER_NEW_FILE_REALM_USER);
+
+        setFieldValue("propertyForm:propertySheet:propertSectionTextField:userIdProp:UserId", userName);
+        setFieldValue("propertyForm:propertySheet:propertSectionTextField:newPasswordProp:NewPassword", password);
+        setFieldValue("propertyForm:propertySheet:propertSectionTextField:confirmPasswordProp:ConfirmPassword", password);
+        clickAndWait("propertyForm:propertyContentPage:topButtons:newButton", TRIGGER_FILE_USERS);
+        assertTrue(isTextPresent(userName));
+
+    }
+    
+    public void deleteUserFromRealm(String configName, String realmName, String userName) {
+        reset();
+        clickAndWait("treeForm:tree:configurations:" + configName + ":security:realms:realms_link", TRIGGER_SECURITY_REALMS);
+        clickAndWait(getLinkIdByLinkText("propertyForm:realmsTable", realmName), TRIGGER_EDIT_REALM);
+
+        clickAndWait("form1:propertyContentPage:manageUsersButton", TRIGGER_FILE_USERS);
+        deleteRow("propertyForm:users:topActionsGroup1:button1", "propertyForm:users", userName);
+    }
 }