Flow price: --
3ec5ad682a46b9b76a012269c8fc9b48c3a384e6536b3d5e9862265d20e65e21

Transaction

Hash: 3ec5ad682a46b9b76a012269c8fc9b48c3a384e6536b3d5e9862265d20e65e21
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3ec5ad682a46b9b76a012269c8fc9b48c3a384e6536b3d5e9862265d20e65e21:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3ec5ad682a46b9b76a012269c8fc9b48c3a384e6536b3d5e9862265d20e65e21
Status:
ERROR
Block height:
40053610
Block id:
0257864df22dc9d4d86825d4c7e2438c95a21414bf1fb5e31e17a9300a8187cb
Timestamp:
Monday 31 October 2022 at 15:13:43 UTC
()
Proposer:
Authorizers:
Gas used:
50