Transaction

[Error Code: 1101] cadence runtime error Execution failed:
  --> c0519665d11dec5929d7ddc5482b858f50f08444a4c66ea391eea3046fe5d857:80:20
   |
80 |         let item <- self.listing.purchase(
   |                     ^

error: pre-condition failed: listing has already been purchased
   --> 4eb8a10cb9f87357.NFTStorefront:243:16