Flow price: --
e3e3d28a16dc0bf8be60039ac571b6d3c0e3e0dd6295e82cedebc73919c0003c

Transaction

Hash: e3e3d28a16dc0bf8be60039ac571b6d3c0e3e0dd6295e82cedebc73919c0003c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e3e3d28a16dc0bf8be60039ac571b6d3c0e3e0dd6295e82cedebc73919c0003c: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:
e3e3d28a16dc0bf8be60039ac571b6d3c0e3e0dd6295e82cedebc73919c0003c
Status:
ERROR
Block height:
40143660
Block id:
b7913cb89a4c26fd350ad4beab4d6ec63aadc39009877ac64c968e5c3ae1858e
Timestamp:
Wednesday 2 November 2022 at 03:39:29 UTC
()
Proposer:
Authorizers:
Gas used:
47