Flow price: --
133e998d916459a1b877fb72b5d396e98ca75eed818ad52b0759d5cfd77bf228

Transaction

Hash: 133e998d916459a1b877fb72b5d396e98ca75eed818ad52b0759d5cfd77bf228
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 133e998d916459a1b877fb72b5d396e98ca75eed818ad52b0759d5cfd77bf228:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
133e998d916459a1b877fb72b5d396e98ca75eed818ad52b0759d5cfd77bf228
Status:
ERROR
Block height:
39868410
Block id:
64409aa001aca3a86c689c22ae3c3ebbb989032ac9c5a87fa6b1dec1739aa166
Timestamp:
Friday 28 October 2022 at 13:11:31 UTC
()
Proposer:
Authorizers:
Gas used:
50