Flow price: --
c72ac6f1f645b5d3460c8a161f1c5d9bff83d990293287aac79c8e3b352c451a

Transaction

Hash: c72ac6f1f645b5d3460c8a161f1c5d9bff83d990293287aac79c8e3b352c451a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c72ac6f1f645b5d3460c8a161f1c5d9bff83d990293287aac79c8e3b352c451a: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:
c72ac6f1f645b5d3460c8a161f1c5d9bff83d990293287aac79c8e3b352c451a
Status:
ERROR
Block height:
40042107
Block id:
c68bc2b8caeea27cc5b6e9a4b34482430f88d12726b9869e98a5565f017a072a
Timestamp:
Monday 31 October 2022 at 10:35:20 UTC
()
Proposer:
Authorizers:
Gas used:
50