Flow price: --
bd65877604a180540e496b2a9d121658c1993f319e388a36987fcffdf9cd00c5

Transaction

Hash: bd65877604a180540e496b2a9d121658c1993f319e388a36987fcffdf9cd00c5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bd65877604a180540e496b2a9d121658c1993f319e388a36987fcffdf9cd00c5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
bd65877604a180540e496b2a9d121658c1993f319e388a36987fcffdf9cd00c5
Status:
ERROR
Block height:
40137649
Block id:
2e1b3ef838ca75e695642d12833a9e6e49d54cbd10abf4a3891be370fd89601d
Timestamp:
Wednesday 2 November 2022 at 01:13:27 UTC
()
Proposer:
Authorizers:
Gas used:
55