fixes #2903 - MediaBrowser.Controller.Net.SecurityException: This user account is not allowed access at this time

Emby.Server.Implementations/Session/SessionManager.cs

@@ -1406,13 +1406,21 @@ namespace Emby.Server.Implementations.Session
                     .FirstOrDefault(i => string.Equals(request.Username, i.Name, StringComparison.OrdinalIgnoreCase));
             }
 
-            if (user != null && !string.IsNullOrWhiteSpace(request.DeviceId))
+            if (user != null)
+            {
+                if (!user.IsParentalScheduleAllowed())
+                {
+                    throw new SecurityException("User is not allowed access at this time.");
+                }
+
+                if (!string.IsNullOrWhiteSpace(request.DeviceId))
                 {
                     if (!_deviceManager.CanAccessDevice(user.Id.ToString("N"), request.DeviceId))
                     {
                         throw new SecurityException("User is not allowed access from this device.");
                     }
                 }
+            }
 
             if (enforcePassword)
             {