Flow price: --
de965ca0d219ca9810570538abf6cbbfc3cac53887e43b05c3d42ed7a3156dfa

Transaction

Hash: de965ca0d219ca9810570538abf6cbbfc3cac53887e43b05c3d42ed7a3156dfa
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> de965ca0d219ca9810570538abf6cbbfc3cac53887e43b05c3d42ed7a3156dfa: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:
de965ca0d219ca9810570538abf6cbbfc3cac53887e43b05c3d42ed7a3156dfa
Status:
ERROR
Block height:
40159245
Block id:
078c063c9bb00755e1747518a1ca013b0846d0f6101310d437a74c658480a07b
Timestamp:
Wednesday 2 November 2022 at 09:59:56 UTC
()
Proposer:
Authorizers:
Gas used:
47