Flow price: --
b945fb00a070c97d305735598f63ddc53e1896b24997b3fb95c707dde751bf81

Transaction

Hash: b945fb00a070c97d305735598f63ddc53e1896b24997b3fb95c707dde751bf81
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b945fb00a070c97d305735598f63ddc53e1896b24997b3fb95c707dde751bf81:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b945fb00a070c97d305735598f63ddc53e1896b24997b3fb95c707dde751bf81
Status:
ERROR
Block height:
40031009
Block id:
14615caeff61791ea25e565cae6f5cb1c4853f7f85058d8c094ff6b56b5b2d5a
Timestamp:
Monday 31 October 2022 at 06:07:47 UTC
()
Proposer:
Authorizers:
Gas used:
47