>> Error[113]c:\pbp\usb18\march3.asm 177:Symbol not previously defined(_FCMEN_OFF_1H)

You have an oldish version of MPASM. Change it to _FCMEM_OFF_1H. It was changed to FCMEN in the latest version.

If the other error is still there, you'll need to look in the .LST file, and search for [202].