Flow price: --
04e94b4ff10303dc43a2bc38342aec9329e57a08be964aa07e6375ff80850073

Transaction

Hash: 04e94b4ff10303dc43a2bc38342aec9329e57a08be964aa07e6375ff80850073
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 04e94b4ff10303dc43a2bc38342aec9329e57a08be964aa07e6375ff80850073:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
04e94b4ff10303dc43a2bc38342aec9329e57a08be964aa07e6375ff80850073
Status:
ERROR
Block height:
39852662
Block id:
34fca0ca507af9951960e2fad1f85c94f24cfe94d32667a7401c8f8c2133ec79
Timestamp:
Friday 28 October 2022 at 06:50:40 UTC
()
Proposer:
Authorizers:
Gas used:
47