Transaction

[Error Code: 1101] cadence runtime error Execution failed:
  --> f9aea62900bc79d759e34e4af93c308295eb8fd68cd4de7c7ec876699b940b4c:80:20
   |
80 |         let item <- self.listing.purchase(
   |                     ^

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