Help! Stud wall in new kitchen.

So my kitchen fitting process is going well, just the wall units to fit now which I thought was a fairly easy job until DISASTER, my mum just told me you can't put wall units on a stud wall. The wall has no brickwork in it, literally just two bits of plaster board and wood. (Which is odd and the stairs run up one side) I bought the metal plaster board plugs:...

Help! Stud wall in new kitchen.