Flow price: --
8666137a0df888eb07fe700a140988eb0701d0a712bf5feb906c2117566dd14a

Transaction

Hash: 8666137a0df888eb07fe700a140988eb0701d0a712bf5feb906c2117566dd14a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8666137a0df888eb07fe700a140988eb0701d0a712bf5feb906c2117566dd14a: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:
8666137a0df888eb07fe700a140988eb0701d0a712bf5feb906c2117566dd14a
Status:
ERROR
Block height:
39858402
Block id:
67ffebaf759ad83ddf2213819f20a6f7d97d6baa82fe5b6d23739426fb543ed3
Timestamp:
Friday 28 October 2022 at 09:10:24 UTC
()
Proposer:
Authorizers:
Gas used:
50