Transaction

[Error Code: 1101] cadence runtime error Execution failed:
  --> 849a216615fe756d13d68b5d3717cfd6018f1e4b7ee1d925aec40b4a6324d472:80:20
   |
80 |         let item <- self.listing.purchase(
   |                     ^

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