Flow price: --
b8d403632a35ddfe54582b941773a44085b2bcc07b30f159b3e13bb7540d965e

Transaction

Hash: b8d403632a35ddfe54582b941773a44085b2bcc07b30f159b3e13bb7540d965e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b8d403632a35ddfe54582b941773a44085b2bcc07b30f159b3e13bb7540d965e: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:
b8d403632a35ddfe54582b941773a44085b2bcc07b30f159b3e13bb7540d965e
Status:
ERROR
Block height:
39799772
Block id:
c6c83ed3fc2ecf59b36578830f94b5c9cfbbaaafad17c826b4605d95ffef8ff6
Timestamp:
Thursday 27 October 2022 at 09:30:16 UTC
()
Proposer:
Authorizers:
Gas used:
50