Flow price: --
2ef2a129dbfc3c88d42adc0de02a7b37f013a6c894e80f6079aa7e895518ffab

Transaction

Hash: 2ef2a129dbfc3c88d42adc0de02a7b37f013a6c894e80f6079aa7e895518ffab
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2ef2a129dbfc3c88d42adc0de02a7b37f013a6c894e80f6079aa7e895518ffab: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:
2ef2a129dbfc3c88d42adc0de02a7b37f013a6c894e80f6079aa7e895518ffab
Status:
ERROR
Block height:
40121983
Block id:
dce284a6dd7b33714a7b0f9d120a1abfad3952d03973c559a2096877bcb513f9
Timestamp:
Tuesday 1 November 2022 at 18:49:18 UTC
()
Proposer:
Authorizers:
Gas used:
50