Flow price: --
407ce360be459451a7b05e55b54723668232e61b63d0d549dc2e754e0372e9e3

Transaction

Hash: 407ce360be459451a7b05e55b54723668232e61b63d0d549dc2e754e0372e9e3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 407ce360be459451a7b05e55b54723668232e61b63d0d549dc2e754e0372e9e3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
407ce360be459451a7b05e55b54723668232e61b63d0d549dc2e754e0372e9e3
Status:
ERROR
Block height:
40045460
Block id:
5a365addabcda7ab228fd19636d4d860974ffab508dd917000666be3e82519fa
Timestamp:
Monday 31 October 2022 at 11:56:29 UTC
()
Proposer:
Authorizers:
Gas used:
46