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: --> 50b1eac3e3353f49478895ad92e7dd685a1726afcf694619c381ffa7d21b893f: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 --> 4eb8a10cb9f87357.NFTStorefrontV2:322:16