Transaction

[Error Code: 1101] cadence runtime error Execution failed:
  --> 375460532cdbaa0d20723ad03623a0be2e75a0b2c0d79f6fcd87f7ae335670d3:80:20
   |
80 |         let item <- self.listing.purchase(
   |                     ^

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