Flow price: --
d41516a0124d2712079f1be2a413308998b64c6dc07cda2a2d78cbd816e0950e

Transaction

Hash: d41516a0124d2712079f1be2a413308998b64c6dc07cda2a2d78cbd816e0950e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d41516a0124d2712079f1be2a413308998b64c6dc07cda2a2d78cbd816e0950e: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:
d41516a0124d2712079f1be2a413308998b64c6dc07cda2a2d78cbd816e0950e
Status:
ERROR
Block height:
39876385
Block id:
3bbda760338d325d4e106350d1e23e879d4b1660573b7b3cf1331f136e7d9617
Timestamp:
Friday 28 October 2022 at 16:22:52 UTC
()
Proposer:
Authorizers:
Gas used:
47