Flow price: --
6110e3804645ffb92a3bfc65e13e0fc1906088fc71255f9119325ae79c623869

Transaction

Hash: 6110e3804645ffb92a3bfc65e13e0fc1906088fc71255f9119325ae79c623869
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6110e3804645ffb92a3bfc65e13e0fc1906088fc71255f9119325ae79c623869:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6110e3804645ffb92a3bfc65e13e0fc1906088fc71255f9119325ae79c623869
Status:
ERROR
Block height:
40024597
Block id:
0484f4545fe9ae38c7b7f177dcbd3d24d4fb038b9a3c7a0af04869a3bd1a26c5
Timestamp:
Monday 31 October 2022 at 03:32:23 UTC
()
Proposer:
Authorizers:
Gas used:
47