Hello,   I have been using relays in my office for a year now . All are single switch 2 version 3.2v. Recently, they stopped working through mobile or web interface.     They are only working with physical wall switches but stop working wirelessly. I tried to soft reconfigure them but all in vain. They all failed to reconfigure.    Then I tried to delete the device from the system ( Home center 2 ) but its not deleting . Then i opened the wall panel to look at the m