I enjoy a 3-way switch that works fine, but the other wind up (3-way switch) will not work properly.? I have a 3-way switch that works fine (turns the lantern off...

I have a 3-way switch that works fine (turns the lantern off and on), but the other cease (3-way switch) will not work properly (will not turn the light past its sell-by date or on)
What is the most probable effect of a...
Answers:    switch the two hot wires on the ONE switch....just reverse them with the sole purpose on the non working switch
How frequent plenty of conrete do I entail...
CHECK FOR GROUND AND TRY THE TERMINALS IF NOT REVERSE THEM