Flow price: --
f9f0be8145b80d5240b35d2fde17567937184688c8833ecf6e753b1ef12e88de

Transaction

Hash: f9f0be8145b80d5240b35d2fde17567937184688c8833ecf6e753b1ef12e88de
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f9f0be8145b80d5240b35d2fde17567937184688c8833ecf6e753b1ef12e88de: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:
f9f0be8145b80d5240b35d2fde17567937184688c8833ecf6e753b1ef12e88de
Status:
ERROR
Block height:
39972776
Block id:
6edf4687feacbdfc528709bb8d2dae310ae0835321e46da06bd2f853ef685c66
Timestamp:
Sunday 30 October 2022 at 06:52:32 UTC
()
Proposer:
Authorizers:
Gas used:
50