Flow price: --
c3bacead41cf3f745e546cfbde8bc03797c1ebc194003b93d344201910d3e152

Transaction

Hash: c3bacead41cf3f745e546cfbde8bc03797c1ebc194003b93d344201910d3e152
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c3bacead41cf3f745e546cfbde8bc03797c1ebc194003b93d344201910d3e152:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c3bacead41cf3f745e546cfbde8bc03797c1ebc194003b93d344201910d3e152
Status:
ERROR
Block height:
39875829
Block id:
8b9d7b360e3db5a7041985939e63d2ba0aa85ebdeb4ce8bfa73cc6a8382f7a03
Timestamp:
Friday 28 October 2022 at 16:09:31 UTC
()
Proposer:
Authorizers:
Gas used:
48