Flow price: --
2558136de8f45a50ba6069a67256c09b9bd20b60e6b09f51a22b83a34b2fc3d8

Transaction

Hash: 2558136de8f45a50ba6069a67256c09b9bd20b60e6b09f51a22b83a34b2fc3d8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2558136de8f45a50ba6069a67256c09b9bd20b60e6b09f51a22b83a34b2fc3d8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2558136de8f45a50ba6069a67256c09b9bd20b60e6b09f51a22b83a34b2fc3d8
Status:
ERROR
Block height:
39760790
Block id:
2271d15a236062c78de6301215a3123a8b10081a3bf6496b280241b518d19df7
Timestamp:
Wednesday 26 October 2022 at 17:47:24 UTC
()
Proposer:
Authorizers:
Gas used:
48