Flow price: --
d47206653e6d0ba191ccfe924dd45d218bb58c0bff9563f7bbc48bec5a9069bc

Transaction

Hash: d47206653e6d0ba191ccfe924dd45d218bb58c0bff9563f7bbc48bec5a9069bc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d47206653e6d0ba191ccfe924dd45d218bb58c0bff9563f7bbc48bec5a9069bc: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:
d47206653e6d0ba191ccfe924dd45d218bb58c0bff9563f7bbc48bec5a9069bc
Status:
ERROR
Block height:
40160280
Block id:
28c2d6e0b253d734b13ab53abfeb1b282a8097d3c601d27fed6b37bd657cbb77
Timestamp:
Wednesday 2 November 2022 at 10:25:22 UTC
()
Proposer:
Authorizers:
Gas used:
48