Flow price: --
989c6dd39c2606580ca3ac4e211420d46f9644b41ec51b1aa1d77abe604b6544

Transaction

Hash: 989c6dd39c2606580ca3ac4e211420d46f9644b41ec51b1aa1d77abe604b6544
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 989c6dd39c2606580ca3ac4e211420d46f9644b41ec51b1aa1d77abe604b6544:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
989c6dd39c2606580ca3ac4e211420d46f9644b41ec51b1aa1d77abe604b6544
Status:
ERROR
Block height:
40048030
Block id:
5239e4ba73e8d637f1ff4013e73e2f2476bf266b3d9dbef7583df4f51030e56d
Timestamp:
Monday 31 October 2022 at 12:58:30 UTC
()
Proposer:
Authorizers:
Gas used:
46