Flow price: --
bcaf99128d0154fd809a36fccc59118794aca82c21a7681aa44f3056b8d083a7

Transaction

Hash: bcaf99128d0154fd809a36fccc59118794aca82c21a7681aa44f3056b8d083a7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bcaf99128d0154fd809a36fccc59118794aca82c21a7681aa44f3056b8d083a7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
bcaf99128d0154fd809a36fccc59118794aca82c21a7681aa44f3056b8d083a7
Status:
ERROR
Block height:
39919766
Block id:
04a9bfa156f9a27ba81c41eb7b6f362c931a3081db877395ec989440a43b631a
Timestamp:
Saturday 29 October 2022 at 09:41:07 UTC
()
Proposer:
Authorizers:
Gas used:
54