Flow price: --
15bf13eb49ca490be2192a61611d7778b12b8ec4789023507397f01ea2844b99

Transaction

Hash: 15bf13eb49ca490be2192a61611d7778b12b8ec4789023507397f01ea2844b99
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 15bf13eb49ca490be2192a61611d7778b12b8ec4789023507397f01ea2844b99:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
15bf13eb49ca490be2192a61611d7778b12b8ec4789023507397f01ea2844b99
Status:
ERROR
Block height:
40169518
Block id:
d530d40ce2ed8ff18aa754f188e5da20801dc4302151ce738875fe09bd298960
Timestamp:
Wednesday 2 November 2022 at 14:08:48 UTC
()
Proposer:
Authorizers:
Gas used:
47