Flow price: --
87bd01b96bd4df4ed381ad4c719a9f6d10b5d1cf143040abd7385ee03c6f1227

Transaction

Hash: 87bd01b96bd4df4ed381ad4c719a9f6d10b5d1cf143040abd7385ee03c6f1227
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 87bd01b96bd4df4ed381ad4c719a9f6d10b5d1cf143040abd7385ee03c6f1227:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
87bd01b96bd4df4ed381ad4c719a9f6d10b5d1cf143040abd7385ee03c6f1227
Status:
ERROR
Block height:
40138807
Block id:
2c465f4fd5fcf195032faf33662632dfb43977de89dfd88b5e5b61f199d52ce5
Timestamp:
Wednesday 2 November 2022 at 01:41:24 UTC
()
Proposer:
Authorizers:
Gas used:
50