Transaction

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction execute failed: [Error Code: 1101] cadence runtime error: Execution failed:
   --> e15db8c1f0b89555f0ebf71ee4b0603f591746a9bf47fcdd7e78a16eb905cbe5:114:20
    |
114 |         let item <- self.listing.purchase(
115 |             payment: <-self.paymentVault,
116 |             commissionRecipient: self.commissionRecipientCap
117 |         )
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: pre-condition failed: listing has already been purchased
   --> 80102bce1de42dc4.NFTStorefrontV2:306:16
    |
306 |                 self.details.purchased == false: "listing has already been purchased"
    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^