Transaction

[Error Code: 1101] cadence runtime error Execution failed:
  --> 707bb73e303e2469175e7751dc028091b7fed82616ba122adf3912516fd10824:80:20
   |
80 |         let item <- self.listing.purchase(
   |                     ^

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