These ground faults are nto always installed correctly either or at least not so they make sense to me...for example I have them in the bathrooms on two
floors....well the one in the upstairs bath tripped (I don't know why)...but the outlets/lights were out in the downstairs bath.  Worked on the fuse box etc...finally
looked upstairs...that one was tripped.  I reset it and all the lights/outlets worked....

>Could you have a GFI wired into your bedroom circuit?  GFI's are ground
>fault interrupters, normal looking outlets with small push buttons to make
>and break the current.  They can trip off easily, being rather sensitive.
>Often they are wired to control ALL the outlets in a given room.  If it's
>not that and you have only one circuit breaker box, I'd call an electrician.
>Could be something serious (dangerous).