CODE_ERROR

There is an error in the cadence code of this transaction.

[Error Code: 1101] error caused by: 1 error occurred: * transaction execute failed: [Error Code: 1101] cadence runtime error: Execution failed: --> 68daaff1e3f80db271246d7cbb462e7974e986dd6d9c4dab3005e2520e6a3191:175:20 | 175 | let item <- self.listing.purchase( 176 | payment: <-self.paymentVault, 177 | commissionRecipient: self.commissionRecipientCap 178 | ) | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: pre-condition failed: listing has already been purchased --> 4eb8a10cb9f87357.NFTStorefrontV2:345:16