Flow price: --
aee74b4c93533350f5b0d600ee4fb8aa6d7c241746d3b97915d63b5be4e9a6fe

Transaction

Hash: aee74b4c93533350f5b0d600ee4fb8aa6d7c241746d3b97915d63b5be4e9a6fe
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> aee74b4c93533350f5b0d600ee4fb8aa6d7c241746d3b97915d63b5be4e9a6fe: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:
aee74b4c93533350f5b0d600ee4fb8aa6d7c241746d3b97915d63b5be4e9a6fe
Status:
ERROR
Block height:
39881295
Block id:
2a9468678787940f331def0cf1abbaadce0ed4f0f0511608d48881571714b3d9
Timestamp:
Friday 28 October 2022 at 18:21:00 UTC
()
Proposer:
Authorizers:
Gas used:
49