Flow price: --
8303e50b87c66690b587f0daa5be5a9fbaf4207fa737537a33a499f96ce7b22e

Transaction

Hash: 8303e50b87c66690b587f0daa5be5a9fbaf4207fa737537a33a499f96ce7b22e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8303e50b87c66690b587f0daa5be5a9fbaf4207fa737537a33a499f96ce7b22e: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:
8303e50b87c66690b587f0daa5be5a9fbaf4207fa737537a33a499f96ce7b22e
Status:
ERROR
Block height:
40165130
Block id:
3e5ca66490921ca42902b53d995fc51890948df33600bd313a2fd279cd1867a0
Timestamp:
Wednesday 2 November 2022 at 12:22:54 UTC
()
Proposer:
Authorizers:
Gas used:
47