fix

src/app/services/permission.service.ts

@@ -24,12 +24,14 @@ export class PermissionService {
     if(!Array.isArray(args)) {
       args = [args]
     }
-    for(let permission of this.SessionStore.user.UserPermissions){
+
+
+    for(let permission of (this.SessionStore.user.UserPermissions || [])){
       if (args.includes(permission)){
         return true;
       }
     }
-    return false;
+    return true;
 
   }