Flow price: --
759fe18ba6fdfb6a89f0b6ff34461eb17dc585d2574562c4f137eeceb2ebaba1

Transaction

Hash: 759fe18ba6fdfb6a89f0b6ff34461eb17dc585d2574562c4f137eeceb2ebaba1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 759fe18ba6fdfb6a89f0b6ff34461eb17dc585d2574562c4f137eeceb2ebaba1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
759fe18ba6fdfb6a89f0b6ff34461eb17dc585d2574562c4f137eeceb2ebaba1
Status:
ERROR
Block height:
40081611
Block id:
8b826187a668f65d04e21a77c8d7789d9cc948e46534f6f7ae40d9116e34e902
Timestamp:
Tuesday 1 November 2022 at 02:26:58 UTC
()
Proposer:
Authorizers:
Gas used:
50