Help with a emulator please

[psycho...d]

i have pspvba 1.5 and i have 3.71m33-4 i dragged the files from the vba into game150 and put my games in the roms section but when i try playing it it show ERROR after the psp start up thing

[cal360]

PSPVBA is an old emulator that doesn't run hardly any games and the ones it does they don't have a constant frame rate. Try GPSP it's a newer emulator that runs almost everything at full speed.