Flow price: --
158eab6fe9b186ed08c98f09bee7bb1b258e5b0e5b217048cc407f9dd0fcabdb

Transaction

Hash: 158eab6fe9b186ed08c98f09bee7bb1b258e5b0e5b217048cc407f9dd0fcabdb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 158eab6fe9b186ed08c98f09bee7bb1b258e5b0e5b217048cc407f9dd0fcabdb: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:
158eab6fe9b186ed08c98f09bee7bb1b258e5b0e5b217048cc407f9dd0fcabdb
Status:
ERROR
Block height:
39728147
Block id:
329dc7add0f8c52dab90ca726c0342aeaf67c388b3adf7e123177460b94da33f
Timestamp:
Wednesday 26 October 2022 at 04:38:49 UTC
()
Proposer:
Authorizers:
Gas used:
50