Flow price: --
b4f487502de3a8924e85f8dfa1ea290a3ac6d60f63cfc24197457bfdc95c5ad5

Transaction

Hash: b4f487502de3a8924e85f8dfa1ea290a3ac6d60f63cfc24197457bfdc95c5ad5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b4f487502de3a8924e85f8dfa1ea290a3ac6d60f63cfc24197457bfdc95c5ad5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b4f487502de3a8924e85f8dfa1ea290a3ac6d60f63cfc24197457bfdc95c5ad5
Status:
ERROR
Block height:
39865020
Block id:
11b74bcb7f569b0de6a0afee31577a70c27726f54abfa6f49fdb0029c84388d7
Timestamp:
Friday 28 October 2022 at 11:50:12 UTC
()
Proposer:
Authorizers:
Gas used:
49