MAME Trouble Help?

Im not sure if this the right thread but… yeah…

This just started happening im not sure whats going on but , my MAME either wants to runs at 3 speeds to fast or 3 speeds to slow. Ive tried myself to fix it but im not sure what going. Does anyone have any ideas?

BTW im using MAME32 plus! plus! v.0.117

Any help would be greatly appreciated. Thanks in advance.