Flow price: --
b17c9343a69e6c17d8ce7ce957c54bd11b324e22cdd22be14b3b23b6135ec281

Transaction

Hash: b17c9343a69e6c17d8ce7ce957c54bd11b324e22cdd22be14b3b23b6135ec281
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> b17c9343a69e6c17d8ce7ce957c54bd11b324e22cdd22be14b3b23b6135ec281:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
b17c9343a69e6c17d8ce7ce957c54bd11b324e22cdd22be14b3b23b6135ec281
Status:
ERROR
Block height:
40468388
Block id:
d644928e7f343e8b4ad81151371d95205c30e20baf5971b50af377d91abd0016
Timestamp:
Monday 7 November 2022 at 14:23:44 UTC
()
Proposer:
Authorizers:
Gas used:
26