I´m using an Aeon Labs Aeotec Z-Stick Gen5 and just irritated from the blue, yellow, red blinking of the status LEDs. The manual says that this is the " normal" behavior that all is ok... But sorry, that is annoying, because when all is ok, it should not blink like an Disco ;) In another German ...

.. did you exclude your nodes from your network before ??? If not, they stord in your controller .

To get it clean you have to hardreset your controller, and manualy delete your install folder. Also look under programdata folder