Flow price: --
60e460e80b063cc5b9916f90915e4fc8191129147ddb141d6adfe1ccbe0dbba1

Transaction

Hash: 60e460e80b063cc5b9916f90915e4fc8191129147ddb141d6adfe1ccbe0dbba1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 60e460e80b063cc5b9916f90915e4fc8191129147ddb141d6adfe1ccbe0dbba1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
60e460e80b063cc5b9916f90915e4fc8191129147ddb141d6adfe1ccbe0dbba1
Status:
ERROR
Block height:
39869081
Block id:
110f6cb0aa63e6fa29fff3cfdeab41f08a95150be22ac08176cd6c7a3702a8f6
Timestamp:
Friday 28 October 2022 at 13:27:41 UTC
()
Proposer:
Authorizers:
Gas used:
50