Flow price: --
c23edc3a383c394fee93ec9740a7b08c86b297e07800b14cd997d4d3638f0ddc

Transaction

Hash: c23edc3a383c394fee93ec9740a7b08c86b297e07800b14cd997d4d3638f0ddc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c23edc3a383c394fee93ec9740a7b08c86b297e07800b14cd997d4d3638f0ddc: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:
c23edc3a383c394fee93ec9740a7b08c86b297e07800b14cd997d4d3638f0ddc
Status:
ERROR
Block height:
40154005
Block id:
1c0d273441ed0458743e0cc2cb810e721746e828261c2d37f2beefef16e34b33
Timestamp:
Wednesday 2 November 2022 at 07:52:25 UTC
()
Proposer:
Authorizers:
Gas used:
45