Flow price: --
fa75f7ebde6a09ed7e451ae5c15d28d121c45ae1a4758b1a5332ab3ccb6545e6

Transaction

Hash: fa75f7ebde6a09ed7e451ae5c15d28d121c45ae1a4758b1a5332ab3ccb6545e6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> fa75f7ebde6a09ed7e451ae5c15d28d121c45ae1a4758b1a5332ab3ccb6545e6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
fa75f7ebde6a09ed7e451ae5c15d28d121c45ae1a4758b1a5332ab3ccb6545e6
Status:
ERROR
Block height:
39845644
Block id:
42d9269975d72739cad7f1f99ad5dd7aa272da506b60c965aae75acf598b6188
Timestamp:
Friday 28 October 2022 at 04:00:23 UTC
()
Proposer:
Authorizers:
Gas used:
46