Flow price: --
b53dc0369e3e9b612dbdfd877934ca788e6222568b13d450a330560dbd74fd64

Transaction

Hash: b53dc0369e3e9b612dbdfd877934ca788e6222568b13d450a330560dbd74fd64
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b53dc0369e3e9b612dbdfd877934ca788e6222568b13d450a330560dbd74fd64:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b53dc0369e3e9b612dbdfd877934ca788e6222568b13d450a330560dbd74fd64
Status:
ERROR
Block height:
39881295
Block id:
2a9468678787940f331def0cf1abbaadce0ed4f0f0511608d48881571714b3d9
Timestamp:
Friday 28 October 2022 at 18:21:00 UTC
()
Proposer:
Authorizers:
Gas used:
49