Ground equipments after landing

[Hugohugo]

Hello, it is impossible for me to have the ground equipments after I land the plane. Even when doing cold & dark from the tablet. Only the doors and holds open. When I click on stairs, gpu cones etc it stay White and Nothing shows up.

Thank you.

[RicardoLVFR]

Are you sure engines are off, parking brake is set, and engine ignition is normal? not to start?

[Hugohugo]

Everything is off. Even if I do cold and dark , after Landing I can t use ground equipments.