John Deere D130 stopped going forward

[Bluegill36]

John Deere D130 Riding Lawn Mower stopped going forward while mowing, accelerator pedal slack when pushed in. Suggestions ?

 

[tom3]

Same rod makes reverse work, does reverse work?

 

[bertsmobile1]

Drive belt is broken . ldler pully broken or the clutch spring is broken or fallen off.
You might need to remove the deck to see the transmission belt properly