Flow price: --
dd9bf2e257fa28f2902e5f0dfff847e871b2013c84fb123863b1e3e121f20704

Transaction

Hash: dd9bf2e257fa28f2902e5f0dfff847e871b2013c84fb123863b1e3e121f20704
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> dd9bf2e257fa28f2902e5f0dfff847e871b2013c84fb123863b1e3e121f20704:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
dd9bf2e257fa28f2902e5f0dfff847e871b2013c84fb123863b1e3e121f20704
Status:
ERROR
Block height:
40162625
Block id:
888554e48d398f34dd87024e1aa78d7b887c4f7664093513e7c7ff0f107058f4
Timestamp:
Wednesday 2 November 2022 at 11:22:25 UTC
()
Proposer:
Authorizers:
Gas used:
48