Flow price: --
6e9e5c4395a38c1ba66b80ff8d1bd3af2d0b90b8b20304871a9be1546c572331

Transaction

Hash: 6e9e5c4395a38c1ba66b80ff8d1bd3af2d0b90b8b20304871a9be1546c572331
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6e9e5c4395a38c1ba66b80ff8d1bd3af2d0b90b8b20304871a9be1546c572331:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6e9e5c4395a38c1ba66b80ff8d1bd3af2d0b90b8b20304871a9be1546c572331
Status:
ERROR
Block height:
40029302
Block id:
e8e8f1f9042f03dde91f55e0444779d7f75ef135e30489d4a7776f4bdba322e1
Timestamp:
Monday 31 October 2022 at 05:26:20 UTC
()
Proposer:
Authorizers:
Gas used:
49