Transaction

[Error Code: 1101] cadence runtime error Execution failed:
  --> a602adddb8096408fe41f09e40ea4fc3129b9bce96e55f56f7c68ff4761621e9:80:20
   |
80 |         let item <- self.listing.purchase(
   |                     ^

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