Flow price: --
f6deee2126f1bc14c3d518a10c57ea6171e522ee473c6cb8f444b6eab9675960

Transaction

Hash: f6deee2126f1bc14c3d518a10c57ea6171e522ee473c6cb8f444b6eab9675960
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f6deee2126f1bc14c3d518a10c57ea6171e522ee473c6cb8f444b6eab9675960:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f6deee2126f1bc14c3d518a10c57ea6171e522ee473c6cb8f444b6eab9675960
Status:
ERROR
Block height:
40112654
Block id:
c7c5dd48d6524485f87adc33a019ab41cd0bf90b4d369315182f7a906218b93b
Timestamp:
Tuesday 1 November 2022 at 15:02:17 UTC
()
Proposer:
Authorizers:
Gas used:
51