diff --git a/src/app/app-modules/core/components/data-sync-login/data-sync-login.component.ts b/src/app/app-modules/core/components/data-sync-login/data-sync-login.component.ts
index 269e6626..bf06e9cb 100644
--- a/src/app/app-modules/core/components/data-sync-login/data-sync-login.component.ts
+++ b/src/app/app-modules/core/components/data-sync-login/data-sync-login.component.ts
@@ -292,6 +292,23 @@ export class DataSyncLoginComponent implements OnInit, DoCheck {
 
   //added get datasync data on login to a new method
   getDataSyncMMU(res: any) {
+    const sessionUserID = this.sessionstorage.getItem('userID');
+    const dataSyncUserID = res.data.userID;
+
+    if (
+      sessionUserID &&
+      dataSyncUserID &&
+      String(dataSyncUserID) !== String(sessionUserID)
+    ) {
+      this.showProgressBar = false;
+      sessionStorage.removeItem('serverKey');
+      this.confirmationService.alert(
+        'Sync user is not valid. Please login with the correct credentials.',
+        'error'
+      );
+      return;
+    }
+
     const mmuService = res.data.previlegeObj.filter((item: any) => {
       return item.serviceName === 'MMU';
     });