Transaction

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4df8c100e1751d5313dbe410be7485c0f68b41e3a17ec65d01001c3d99df27cd:80:20
   |
80 |         let item <- self.listing.purchase(
   |                     ^

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