Flow price: --
037b9e7b97e67603d4038b7f8ce28520148c5e3e80acf738d5fa0f1bb9f66780

Transaction

Hash: 037b9e7b97e67603d4038b7f8ce28520148c5e3e80acf738d5fa0f1bb9f66780
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 037b9e7b97e67603d4038b7f8ce28520148c5e3e80acf738d5fa0f1bb9f66780:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
037b9e7b97e67603d4038b7f8ce28520148c5e3e80acf738d5fa0f1bb9f66780
Status:
ERROR
Block height:
40092049
Block id:
1eab0345a4991c5844da00d9b7896282a3ec2412252dbd2b1b2767b67f8d9dc3
Timestamp:
Tuesday 1 November 2022 at 06:42:15 UTC
()
Proposer:
Authorizers:
Gas used:
47