Flow price: --
7462d76fc2461fa8b9ff0b22996b077849b445d8bfc20b3fdc52b0cf9e329560

Transaction

Hash: 7462d76fc2461fa8b9ff0b22996b077849b445d8bfc20b3fdc52b0cf9e329560
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7462d76fc2461fa8b9ff0b22996b077849b445d8bfc20b3fdc52b0cf9e329560:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7462d76fc2461fa8b9ff0b22996b077849b445d8bfc20b3fdc52b0cf9e329560
Status:
ERROR
Block height:
40084312
Block id:
db275f554229ed0c1ca74f96a581af1bb448941c49d83138a17a24052c412079
Timestamp:
Tuesday 1 November 2022 at 03:32:25 UTC
()
Proposer:
Authorizers:
Gas used:
45