Flow price: --
0c7e472ca860b7ee4a20ed38c539b006912779746d596e3dadb94f936d3a2911

Transaction

Hash: 0c7e472ca860b7ee4a20ed38c539b006912779746d596e3dadb94f936d3a2911
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0c7e472ca860b7ee4a20ed38c539b006912779746d596e3dadb94f936d3a2911:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
0c7e472ca860b7ee4a20ed38c539b006912779746d596e3dadb94f936d3a2911
Status:
ERROR
Block height:
39868264
Block id:
6c5526ecb6787ae08b7fce29def23f6186832290a12fae61df115e2cd866a4bf
Timestamp:
Friday 28 October 2022 at 13:08:01 UTC
()
Proposer:
Authorizers:
Gas used:
48