Flow price: --
d1167958d25029983b9c84cc8592781be2d7c7a35264c138f481a8dce9201901

Transaction

Hash: d1167958d25029983b9c84cc8592781be2d7c7a35264c138f481a8dce9201901
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d1167958d25029983b9c84cc8592781be2d7c7a35264c138f481a8dce9201901:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d1167958d25029983b9c84cc8592781be2d7c7a35264c138f481a8dce9201901
Status:
ERROR
Block height:
40127260
Block id:
487b3d62a6ebdcc9163fef136f10f307927e0eadead097db367908e366814653
Timestamp:
Tuesday 1 November 2022 at 20:58:58 UTC
()
Proposer:
Authorizers:
Gas used:
48