Flow price: --
ca83557c1b075d4f0b5b3507f1b377d6a8136d58aa6ef299b25255f86cd29720

Transaction

Hash: ca83557c1b075d4f0b5b3507f1b377d6a8136d58aa6ef299b25255f86cd29720
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ca83557c1b075d4f0b5b3507f1b377d6a8136d58aa6ef299b25255f86cd29720:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ca83557c1b075d4f0b5b3507f1b377d6a8136d58aa6ef299b25255f86cd29720
Status:
ERROR
Block height:
39844947
Block id:
896d03a6e2c35c7a336091c4127f11971206e39f575d62d5fc3cb8ec9da32d89
Timestamp:
Friday 28 October 2022 at 03:43:24 UTC
()
Proposer:
Authorizers:
Gas used:
47