Flow price: --
31ecf3b6bb74c96f47afadf53f69918e94b45be7667034fa209a554e2e4e3931

Transaction

Hash: 31ecf3b6bb74c96f47afadf53f69918e94b45be7667034fa209a554e2e4e3931
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 31ecf3b6bb74c96f47afadf53f69918e94b45be7667034fa209a554e2e4e3931:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
31ecf3b6bb74c96f47afadf53f69918e94b45be7667034fa209a554e2e4e3931
Status:
ERROR
Block height:
39874170
Block id:
698d6c3d8f0a8253a68f6f37fc7390fe51c7f7130074789b9762b1c4069d0293
Timestamp:
Friday 28 October 2022 at 15:30:00 UTC
()
Proposer:
Authorizers:
Gas used:
46