Flow price: --
53a0dd230064f5b1a750459980a6cca50b3d9dced16ac874efa8dbc2ccb4a892

Transaction

Hash: 53a0dd230064f5b1a750459980a6cca50b3d9dced16ac874efa8dbc2ccb4a892
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 53a0dd230064f5b1a750459980a6cca50b3d9dced16ac874efa8dbc2ccb4a892:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
53a0dd230064f5b1a750459980a6cca50b3d9dced16ac874efa8dbc2ccb4a892
Status:
ERROR
Block height:
39873747
Block id:
31d51b90a7be10eff0f003979751fa185ef6a6913a9f576ca574ac6c5a9e9e94
Timestamp:
Friday 28 October 2022 at 15:19:51 UTC
()
Proposer:
Authorizers:
Gas used:
47