vsnart ghost

My problem with a “ghost” setting on my central heating system. I have a Valliant Combi boiler, with the eRelax/vSmart Thermostat. I have the App on my phone, as does my wife, and on an iPad. I have the timings for the Heating coming on at 8am to 9am, and 6pm to 10pm, seven days a week. The...