Flow price: --
50776952e8f9bce668be72e4ffe9efd71c4f807359b81bcf610e099636386d0c

Transaction

Hash: 50776952e8f9bce668be72e4ffe9efd71c4f807359b81bcf610e099636386d0c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 50776952e8f9bce668be72e4ffe9efd71c4f807359b81bcf610e099636386d0c: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:
50776952e8f9bce668be72e4ffe9efd71c4f807359b81bcf610e099636386d0c
Status:
ERROR
Block height:
40117860
Block id:
f7eae664405d36bb629197cab4a8ebd47035722449a088fdd361907c2e17712c
Timestamp:
Tuesday 1 November 2022 at 17:09:07 UTC
()
Proposer:
Authorizers:
Gas used:
48