Transaction

[Error Code: 1101] cadence runtime error Execution failed:
  --> b0adb211f73dabba7ad60a85224d8d5cd0706d8b4658377db11f3572ccfaf051:80:20
   |
80 |         let item <- self.listing.purchase(
   |                     ^

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