Flow price: --
d212cad3cc1a5722fb196c919c8a09b60d06d90ea92b35f024dcb4f3effab534

Transaction

Hash: d212cad3cc1a5722fb196c919c8a09b60d06d90ea92b35f024dcb4f3effab534
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d212cad3cc1a5722fb196c919c8a09b60d06d90ea92b35f024dcb4f3effab534:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d212cad3cc1a5722fb196c919c8a09b60d06d90ea92b35f024dcb4f3effab534
Status:
ERROR
Block height:
40036772
Block id:
f8e51d967feb704c0b9c9f56dc934fc3c4dc8bd59988f44b1be32263520c7518
Timestamp:
Monday 31 October 2022 at 08:25:54 UTC
()
Proposer:
Authorizers:
Gas used:
50