Flow price: --
1b052771f5ea60e28f1cac058c99336ea41436f6088ee7c2fda6c220298f6547

Transaction

Hash: 1b052771f5ea60e28f1cac058c99336ea41436f6088ee7c2fda6c220298f6547
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1b052771f5ea60e28f1cac058c99336ea41436f6088ee7c2fda6c220298f6547:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1b052771f5ea60e28f1cac058c99336ea41436f6088ee7c2fda6c220298f6547
Status:
ERROR
Block height:
39799749
Block id:
5be9e6214f75cbc7540ba65a1ea003c8d3d67224057d2ab2017269ac33fcbf21
Timestamp:
Thursday 27 October 2022 at 09:29:38 UTC
()
Proposer:
Authorizers:
Gas used:
45