diff --git a/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/App.js b/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/App.js
index 801f875404d..0765dcff5f4 100644
--- a/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/App.js
+++ b/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/App.js
@@ -98,19 +98,25 @@ class App extends React.Component {
     };
 
     checkUserLoggedIn = (config) => {
-        axios.get(
-            window.location.origin + config.serverConfig.invoker.uri +
-            config.serverConfig.invoker.publisher + "/applications/categories"
+        axios.post(
+            window.location.origin + "/publisher-ui-request-handler/user",
+            "platform=publisher"
         ).then(res => {
-            this.getAndroidEnterpriseToken(config);
+            const pageURL = window.location.pathname;
+            const lastURLSegment = pageURL.substr(pageURL.lastIndexOf('/') + 1);
+            if (lastURLSegment === "login") {
+                window.location.href = window.location.origin + `/publisher/`;
+            } else {
+                this.getAndroidEnterpriseToken(config);
+            }
         }).catch((error) => {
             if (error.hasOwnProperty("response") && error.response.status === 401) {
                 const redirectUrl = encodeURI(window.location.href);
                 const pageURL = window.location.pathname;
                 const lastURLSegment = pageURL.substr(pageURL.lastIndexOf('/') + 1);
-                if(lastURLSegment!=="login"){
+                if (lastURLSegment !== "login") {
                     window.location.href = window.location.origin + `/publisher/login?redirect=${redirectUrl}`;
-                }else{
+                } else {
                     this.getAndroidEnterpriseToken(config);
                 }
             } else {
diff --git a/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/add-new-app/AddNewCustomApp.js b/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/add-new-app/AddNewCustomApp.js
index 8cc1bdb4d4a..e1a523e9a2e 100644
--- a/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/add-new-app/AddNewCustomApp.js
+++ b/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/add-new-app/AddNewCustomApp.js
@@ -59,7 +59,7 @@ class AddNewCustomApp extends React.Component {
     render() {
         return (
             <div>
-                <PageHeader style={{paddingTop:0}}>
+                <PageHeader style={{paddingTop:0, backgroundColor: "#fff"}}>
                     <Breadcrumb style={{paddingBottom:16}}>
                         <Breadcrumb.Item>
                             <Link to="/publisher/apps"><Icon type="home"/> Home</Link>
diff --git a/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/add-new-app/AddNewEnterpriseApp.js b/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/add-new-app/AddNewEnterpriseApp.js
index 537c3b67dd0..c51f56ba5bb 100644
--- a/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/add-new-app/AddNewEnterpriseApp.js
+++ b/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/add-new-app/AddNewEnterpriseApp.js
@@ -53,7 +53,7 @@ class AddNewEnterpriseApp extends React.Component {
     render() {
         return (
             <div>
-                <PageHeader style={{paddingTop:0}}>
+                <PageHeader style={{paddingTop:0, backgroundColor: "#fff"}}>
                     <Breadcrumb style={{paddingBottom:16}}>
                         <Breadcrumb.Item>
                             <Link to="/publisher/apps"><Icon type="home"/> Home</Link>
diff --git a/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/add-new-app/AddNewPublicApp.js b/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/add-new-app/AddNewPublicApp.js
index 3e4e815ba67..b5961871dac 100644
--- a/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/add-new-app/AddNewPublicApp.js
+++ b/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/add-new-app/AddNewPublicApp.js
@@ -61,7 +61,7 @@ class AddNewEnterpriseApp extends React.Component {
     render() {
         return (
             <div>
-                <PageHeader style={{paddingTop:0}}>
+                <PageHeader style={{paddingTop:0, backgroundColor: "#fff"}}>
                     <Breadcrumb style={{paddingBottom:16}}>
                         <Breadcrumb.Item>
                             <Link to="/publisher/apps"><Icon type="home"/> Home</Link>
diff --git a/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/add-new-app/AddNewWebClip.js b/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/add-new-app/AddNewWebClip.js
index db562e6507d..f37e453901e 100644
--- a/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/add-new-app/AddNewWebClip.js
+++ b/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/add-new-app/AddNewWebClip.js
@@ -57,7 +57,7 @@ class AddNewEnterpriseApp extends React.Component {
     render() {
         return (
             <div>
-                <PageHeader style={{paddingTop:0}}>
+                <PageHeader style={{paddingTop:0, backgroundColor: "#fff"}}>
                     <Breadcrumb style={{paddingBottom:16}}>
                         <Breadcrumb.Item>
                             <Link to="/publisher/apps"><Icon type="home"/> Home</Link>
diff --git a/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/add-new-release/AddNewRelease.js b/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/add-new-release/AddNewRelease.js
index fdc4d3623a6..2cdaf6d2ab1 100644
--- a/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/add-new-release/AddNewRelease.js
+++ b/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/add-new-release/AddNewRelease.js
@@ -42,7 +42,7 @@ class AddNewRelease extends React.Component {
         const {appId, deviceType} = this.props.match.params;
         return (
             <div>
-                <PageHeader style={{paddingTop: 0}}>
+                <PageHeader style={{paddingTop:0, backgroundColor: "#fff"}}>
                     <Breadcrumb style={{paddingBottom: 16}}>
                         <Breadcrumb.Item>
                             <Link to="/publisher/apps"><Icon type="home"/> Home</Link>
diff --git a/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/manage/Manage.js b/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/manage/Manage.js
index bd8039f7473..2932d335b14 100644
--- a/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/manage/Manage.js
+++ b/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/manage/Manage.js
@@ -36,7 +36,7 @@ class Manage extends React.Component {
     render() {
         return (
             <div>
-                <PageHeader style={{paddingTop: 0}}>
+                <PageHeader style={{paddingTop:0, backgroundColor: "#fff"}}>
                     <Breadcrumb style={{paddingBottom: 16}}>
                         <Breadcrumb.Item>
                             <Link to="/publisher/apps"><Icon type="home"/> Home</Link>
diff --git a/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/manage/android-enterprise/ManageAndroidEnterprise.js b/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/manage/android-enterprise/ManageAndroidEnterprise.js
index 96638d2505e..e0348e8fc54 100644
--- a/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/manage/android-enterprise/ManageAndroidEnterprise.js
+++ b/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/manage/android-enterprise/ManageAndroidEnterprise.js
@@ -38,7 +38,7 @@ class ManageAndroidEnterprise extends React.Component {
     render() {
         return (
             <div>
-                <PageHeader style={{paddingTop: 0}}>
+                <PageHeader style={{paddingTop:0, backgroundColor: "#fff"}}>
                     <Breadcrumb style={{paddingBottom: 16}}>
                         <Breadcrumb.Item>
                             <Link to="/publisher/apps"><Icon type="home"/> Home</Link>
diff --git a/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/manage/android-enterprise/page/Page.js b/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/manage/android-enterprise/page/Page.js
index bd4ad771e8c..12f87207804 100644
--- a/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/manage/android-enterprise/page/Page.js
+++ b/components/application-mgt/org.wso2.carbon.device.application.mgt.publisher.ui/react-app/src/pages/dashboard/manage/android-enterprise/page/Page.js
@@ -281,7 +281,7 @@ class Page extends React.Component {
         const {pageName, loading, clusters, applications, isAddNewClusterVisible, links} = this.state;
         return (
             <div>
-                <PageHeader style={{paddingTop: 0}}>
+                <PageHeader style={{paddingTop:0, backgroundColor: "#fff"}}>
                     <Breadcrumb style={{paddingBottom: 16}}>
                         <Breadcrumb.Item>
                             <Link to="/publisher/apps"><Icon type="home"/> Home</Link>
diff --git a/components/application-mgt/org.wso2.carbon.device.application.mgt.store.ui/react-app/src/App.js b/components/application-mgt/org.wso2.carbon.device.application.mgt.store.ui/react-app/src/App.js
index 4fc452939e2..9f4690c87a5 100644
--- a/components/application-mgt/org.wso2.carbon.device.application.mgt.store.ui/react-app/src/App.js
+++ b/components/application-mgt/org.wso2.carbon.device.application.mgt.store.ui/react-app/src/App.js
@@ -78,22 +78,28 @@ class App extends React.Component {
     }
 
     checkUserLoggedIn = (config) => {
-        axios.get(
-            window.location.origin + config.serverConfig.invoker.uri +
-            config.serverConfig.invoker.publisher + "/applications/categories"
+        axios.post(
+            window.location.origin + "/store-ui-request-handler/user",
+            "platform=publisher"
         ).then(res => {
-            this.setState({
-                loading: false,
-                config: config
-            })
+            const pageURL = window.location.pathname;
+            const lastURLSegment = pageURL.substr(pageURL.lastIndexOf('/') + 1);
+            if (lastURLSegment === "login") {
+                window.location.href = window.location.origin + `/store/`;
+            } else {
+                this.setState({
+                    loading: false,
+                    config: config
+                });
+            }
         }).catch((error) => {
             if (error.hasOwnProperty("response") && error.response.status === 401) {
                 const redirectUrl = encodeURI(window.location.href);
                 const pageURL = window.location.pathname;
                 const lastURLSegment = pageURL.substr(pageURL.lastIndexOf('/') + 1);
-                if(lastURLSegment!=="login"){
+                if (lastURLSegment !== "login") {
                     window.location.href = window.location.origin + `/store/login?redirect=${redirectUrl}`;
-                }else{
+                } else {
                     this.setState({
                         loading: false,
                         config: config
@@ -106,7 +112,7 @@ class App extends React.Component {
                 })
             }
         });
-    }
+    };
 
     render() {
         const {loading, error} = this.state;
diff --git a/components/ui-request-interceptor/io.entgra.ui.request.interceptor/src/main/java/io/entgra/ui/request/interceptor/UserHandler.java b/components/ui-request-interceptor/io.entgra.ui.request.interceptor/src/main/java/io/entgra/ui/request/interceptor/UserHandler.java
index e742e543fde..5268160689b 100644
--- a/components/ui-request-interceptor/io.entgra.ui.request.interceptor/src/main/java/io/entgra/ui/request/interceptor/UserHandler.java
+++ b/components/ui-request-interceptor/io.entgra.ui.request.interceptor/src/main/java/io/entgra/ui/request/interceptor/UserHandler.java
@@ -43,32 +43,36 @@ import javax.servlet.http.HttpServletResponse;
 import javax.servlet.http.HttpSession;
 import java.io.IOException;
 
-@MultipartConfig @WebServlet("/user") public class UserHandler extends HttpServlet {
+@MultipartConfig
+@WebServlet("/user")
+public class UserHandler extends HttpServlet {
     private static final Log log = LogFactory.getLog(UserHandler.class);
     private static final long serialVersionUID = 9050048549140517002L;
 
-    @Override protected void doPost(HttpServletRequest req, HttpServletResponse resp) {
+    @Override
+    protected void doPost(HttpServletRequest req, HttpServletResponse resp) {
         try {
             String platform = req.getParameter(HandlerConstants.PLATFORM);
             String serverUrl =
                     req.getScheme() + HandlerConstants.SCHEME_SEPARATOR + req.getServerName() + HandlerConstants.COLON
                             + System.getProperty("iot.gateway.https.port");
             if (StringUtils.isBlank(platform)) {
-                ProxyResponse proxyResponse = new ProxyResponse();
-                proxyResponse.setCode(HttpStatus.SC_BAD_REQUEST);
-                HandlerUtil.handleError(req, resp, serverUrl, platform, proxyResponse);
+                sendUnAuthorizeResponse(req, resp, serverUrl, platform);
                 return;
             }
 
             HttpSession httpSession = req.getSession(false);
             if (httpSession == null) {
-                ProxyResponse proxyResponse = new ProxyResponse();
-                proxyResponse.setCode(HttpStatus.SC_UNAUTHORIZED);
-                HandlerUtil.handleError(req, resp, serverUrl, platform, proxyResponse);
+                sendUnAuthorizeResponse(req, resp, serverUrl, platform);
                 return;
             }
 
             AuthData authData = (AuthData) httpSession.getAttribute(HandlerConstants.SESSION_AUTH_DATA_KEY);
+            if (authData == null) {
+                sendUnAuthorizeResponse(req, resp, serverUrl, platform);
+                return;
+            }
+
             String accessToken = authData.getAccessToken();
 
             HttpPost tokenEndpoint = new HttpPost(serverUrl + HandlerConstants.INTROSPECT_ENDPOINT);
@@ -94,9 +98,7 @@ import java.io.IOException;
             if (jTokenResult.isJsonObject()) {
                 JsonObject jTokenResultAsJsonObject = jTokenResult.getAsJsonObject();
                 if (!jTokenResultAsJsonObject.get("active").getAsBoolean()) {
-                    ProxyResponse proxyResponse = new ProxyResponse();
-                    proxyResponse.setCode(HttpStatus.SC_UNAUTHORIZED);
-                    HandlerUtil.handleError(req, resp, serverUrl, platform, proxyResponse);
+                    sendUnAuthorizeResponse(req, resp, serverUrl, platform);
                     return;
                 }
                 ProxyResponse proxyResponse = new ProxyResponse();
@@ -110,4 +112,18 @@ import java.io.IOException;
             log.error("Error occurred while parsing the response. ", e);
         }
     }
+
+    /**
+     * Send UnAuthorized Response to the user
+     * @param req HttpServletRequest object
+     * @param resp HttpServletResponse object
+     * @param serverUrl Url of the server
+     * @param platform Requested platform
+     */
+    private void sendUnAuthorizeResponse(HttpServletRequest req, HttpServletResponse resp, String serverUrl, String platform)
+            throws IOException {
+        ProxyResponse proxyResponse = new ProxyResponse();
+        proxyResponse.setCode(HttpStatus.SC_UNAUTHORIZED);
+        HandlerUtil.handleError(req, resp, serverUrl, platform, proxyResponse);
+    }
 }