Flow price: --
83d68de5f5d868f3fe0aa78a8e72113a42f95e230d8612faae729263c7ae5369

Transaction

Hash: 83d68de5f5d868f3fe0aa78a8e72113a42f95e230d8612faae729263c7ae5369
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 83d68de5f5d868f3fe0aa78a8e72113a42f95e230d8612faae729263c7ae5369:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
83d68de5f5d868f3fe0aa78a8e72113a42f95e230d8612faae729263c7ae5369
Status:
ERROR
Block height:
40145443
Block id:
93f806538c7ee0325e0c9f1ca8f4943868652431a5f011013e8f1eaa60f21a12
Timestamp:
Wednesday 2 November 2022 at 04:22:49 UTC
()
Proposer:
Authorizers:
Gas used:
46