Transaction

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction execute failed: [Error Code: 1101] cadence runtime error: Execution failed:
error: panic: nft not found
  --> 344d58449e5e4a7a245fd94a7fae34b84aeacf7f5a07d7c18bd7d5fe40b5ed9f:49:49
   |
49 |         let nftRef = self.listing.borrowNFT() ?? panic("nft not found")
   |                                                  ^^^^^^^^^^^^^^^^^^^^^^