Flow price: --
d8955d4681c7af58f796bff2750b1242318e3f3ad25bee3415ac2a788930e7cf

Transaction

Hash: d8955d4681c7af58f796bff2750b1242318e3f3ad25bee3415ac2a788930e7cf
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d8955d4681c7af58f796bff2750b1242318e3f3ad25bee3415ac2a788930e7cf: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:
d8955d4681c7af58f796bff2750b1242318e3f3ad25bee3415ac2a788930e7cf
Status:
ERROR
Block height:
39800210
Block id:
683bd82e8d85776c6c2e7cfcaaebe3ec8072eb4a22e637e4cd8021eb92a102d9
Timestamp:
Thursday 27 October 2022 at 09:40:41 UTC
()
Proposer:
Authorizers:
Gas used:
47