Flow price: --
66c4f4640d5113231a6893adbca27033cf5d2cc91c38aa95d6cc06b4133e0963

Transaction

Hash: 66c4f4640d5113231a6893adbca27033cf5d2cc91c38aa95d6cc06b4133e0963
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 66c4f4640d5113231a6893adbca27033cf5d2cc91c38aa95d6cc06b4133e0963:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
66c4f4640d5113231a6893adbca27033cf5d2cc91c38aa95d6cc06b4133e0963
Status:
ERROR
Block height:
40128424
Block id:
584323413ccdc0c62bb4f1c3723c7ede1a3cc7b1c9a906e557e6d4aef9f3e121
Timestamp:
Tuesday 1 November 2022 at 21:27:39 UTC
()
Proposer:
Authorizers:
Gas used:
46