Flow price: --
be403ddef15f0ee3ea0d346647b4ec77a8ed09aa50f2716f77c5d5ce1d0fc483

Transaction

Hash: be403ddef15f0ee3ea0d346647b4ec77a8ed09aa50f2716f77c5d5ce1d0fc483
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> be403ddef15f0ee3ea0d346647b4ec77a8ed09aa50f2716f77c5d5ce1d0fc483:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
be403ddef15f0ee3ea0d346647b4ec77a8ed09aa50f2716f77c5d5ce1d0fc483
Status:
ERROR
Block height:
40162114
Block id:
dae7b65c16c7ebb35a4c4fad0d765c22cfde87164c79e66b97b37e48a5be0889
Timestamp:
Wednesday 2 November 2022 at 11:09:46 UTC
()
Proposer:
Authorizers:
Gas used:
50