}).catch((err) => {
			switch(err.message)  {
				case 'NOT_ENOUGH_ITEMS':
					return res.status(400).json("Not enough items on market.")
				case 'INSUFFICIENT_FUNDS':
					return res.status(400).json("Insufficient funds.")
				case 'BUYING_OWN_EQUIPMENT':
					return res.status(400).json("You can't buy your own item.")
				default:
					console.log(err)
					return res.status(400).json('Unexpected error, please contact an administrator')
			}
		})