Flow price: --
dd977000a310fb82f0e54ac47c31cb9ab8d02a8f8b76fd07c123823a8b716535

Transaction

Hash: dd977000a310fb82f0e54ac47c31cb9ab8d02a8f8b76fd07c123823a8b716535
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> dd977000a310fb82f0e54ac47c31cb9ab8d02a8f8b76fd07c123823a8b716535:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
dd977000a310fb82f0e54ac47c31cb9ab8d02a8f8b76fd07c123823a8b716535
Status:
ERROR
Block height:
39956644
Block id:
1fed9d8e8dc3540a34dbc0b572adfc36d74d37391414751d289743c9c44d175b
Timestamp:
Sunday 30 October 2022 at 00:25:54 UTC
()
Proposer:
Authorizers:
Gas used:
47