Flow price: --
5f642ea79fc98534e0ae5f42d02188dfa2a851083be1bd937e4dcf101b81c93c

Transaction

Hash: 5f642ea79fc98534e0ae5f42d02188dfa2a851083be1bd937e4dcf101b81c93c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5f642ea79fc98534e0ae5f42d02188dfa2a851083be1bd937e4dcf101b81c93c: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:
5f642ea79fc98534e0ae5f42d02188dfa2a851083be1bd937e4dcf101b81c93c
Status:
ERROR
Block height:
39852586
Block id:
581db081f0b00b670c26c4fcfbd944fa981d927fae626b56a1e581a067cda395
Timestamp:
Friday 28 October 2022 at 06:48:52 UTC
()
Proposer:
Authorizers:
Gas used:
50