Flow price: --
8707324dc3838bdceb829d18c9645f12c97105d9d7622bc893adfe9b50c10394

Transaction

Hash: 8707324dc3838bdceb829d18c9645f12c97105d9d7622bc893adfe9b50c10394
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8707324dc3838bdceb829d18c9645f12c97105d9d7622bc893adfe9b50c10394:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8707324dc3838bdceb829d18c9645f12c97105d9d7622bc893adfe9b50c10394
Status:
ERROR
Block height:
40059376
Block id:
e2c6c093943b4af73308e5b7b6fb5ca281799bf0c7bb710a71954b85b3352dbd
Timestamp:
Monday 31 October 2022 at 17:34:33 UTC
()
Proposer:
Authorizers:
Gas used:
50