Do you think this is the reason ?
Should I follow the diagram you gave here :
Flyback diode required for relay board and 12v solenoid?
you are very active by the way 
thanks for helping all of us
Do you think this is the reason ?
Should I follow the diagram you gave here :
Flyback diode required for relay board and 12v solenoid?
you are very active by the way thanks for helping all of us