Flow price: --
9c262f0f8065f5704d02553bd2f8ed651a9a4516d6af8a8a0ed957c9bb19ceca

Transaction

Hash: 9c262f0f8065f5704d02553bd2f8ed651a9a4516d6af8a8a0ed957c9bb19ceca
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9c262f0f8065f5704d02553bd2f8ed651a9a4516d6af8a8a0ed957c9bb19ceca: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:
9c262f0f8065f5704d02553bd2f8ed651a9a4516d6af8a8a0ed957c9bb19ceca
Status:
ERROR
Block height:
40151154
Block id:
17a7a1a61d9f2577ad55fde4be6681340ca453dc36b6f97df233e62731337ee0
Timestamp:
Wednesday 2 November 2022 at 06:42:35 UTC
()
Proposer:
Authorizers:
Gas used:
50