Flow price: --
913bf2cc83f3617f62bdc01675d68af6e340d12cd899a69c06c4f66121d3d486

Transaction

Hash: 913bf2cc83f3617f62bdc01675d68af6e340d12cd899a69c06c4f66121d3d486
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 913bf2cc83f3617f62bdc01675d68af6e340d12cd899a69c06c4f66121d3d486:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
913bf2cc83f3617f62bdc01675d68af6e340d12cd899a69c06c4f66121d3d486
Status:
ERROR
Block height:
39803703
Block id:
5ed6eb7aa61cf8ecc053e3e0ae0f27eb1e0d642d91bdb78a1554f010084ab886
Timestamp:
Thursday 27 October 2022 at 11:04:05 UTC
()
Proposer:
Authorizers:
Gas used:
49