Flow price: --
c1e0b226e4ecad7dc8e3841ee43b7b472ab9a920c05dc99db0a84cadce0c0467

Transaction

Hash: c1e0b226e4ecad7dc8e3841ee43b7b472ab9a920c05dc99db0a84cadce0c0467
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c1e0b226e4ecad7dc8e3841ee43b7b472ab9a920c05dc99db0a84cadce0c0467:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c1e0b226e4ecad7dc8e3841ee43b7b472ab9a920c05dc99db0a84cadce0c0467
Status:
ERROR
Block height:
39854536
Block id:
23e54eb76edec38bc264cd1c253fed9d76d0ad8fd404fd22e74599eeafde7150
Timestamp:
Friday 28 October 2022 at 07:36:56 UTC
()
Proposer:
Authorizers:
Gas used:
46