Flow price: --
1a0a42e40dc49f32a1029e88451eaa26465983795cb1b5585696b565dd1b585b

Transaction

Hash: 1a0a42e40dc49f32a1029e88451eaa26465983795cb1b5585696b565dd1b585b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1a0a42e40dc49f32a1029e88451eaa26465983795cb1b5585696b565dd1b585b: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:
1a0a42e40dc49f32a1029e88451eaa26465983795cb1b5585696b565dd1b585b
Status:
ERROR
Block height:
40086736
Block id:
3e1aa3f9bc2e52b87ab81120cf6cdf32bc126a56f594d408f84fcec3d3c618a6
Timestamp:
Tuesday 1 November 2022 at 04:32:03 UTC
()
Proposer:
Authorizers:
Gas used:
46