Flow price: --
1edbd070f1d54385b9f2a9d1e3b1f8835bba383179620f4028acedef5f048307

Transaction

Hash: 1edbd070f1d54385b9f2a9d1e3b1f8835bba383179620f4028acedef5f048307
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1edbd070f1d54385b9f2a9d1e3b1f8835bba383179620f4028acedef5f048307:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1edbd070f1d54385b9f2a9d1e3b1f8835bba383179620f4028acedef5f048307
Status:
ERROR
Block height:
39903298
Block id:
43b0d5d1d4ad01ebec6948639bb1a4b4cf7b5bc8bfc335b84e2a56af5ab5e23f
Timestamp:
Saturday 29 October 2022 at 03:04:36 UTC
()
Proposer:
Authorizers:
Gas used:
48