Flow price: --
b0d56b0c4759fee2ee2a88c129d9d7131e0caf1706b1977cf18007a9ce03b571

Transaction

Hash: b0d56b0c4759fee2ee2a88c129d9d7131e0caf1706b1977cf18007a9ce03b571
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b0d56b0c4759fee2ee2a88c129d9d7131e0caf1706b1977cf18007a9ce03b571:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b0d56b0c4759fee2ee2a88c129d9d7131e0caf1706b1977cf18007a9ce03b571
Status:
ERROR
Block height:
39883577
Block id:
e102aa00aabd9cd3699a0e9d720469483cf27c936d6c98f7074f935c071fb845
Timestamp:
Friday 28 October 2022 at 19:15:45 UTC
()
Proposer:
Authorizers:
Gas used:
48