Transaction

[Error Code: 1101] cadence runtime error Execution failed:
  --> da1017f5294511384d7667f074dbe11a96c561aa3e8116e42d77e987bd1b582b:80:20
   |
80 |         let item <- self.listing.purchase(
   |                     ^

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