Flow price: --
ea6de9c3dec541ade639e16b43075b41bb8c7d58208f493d48a9b8d359d95be3

Transaction

Hash: ea6de9c3dec541ade639e16b43075b41bb8c7d58208f493d48a9b8d359d95be3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ea6de9c3dec541ade639e16b43075b41bb8c7d58208f493d48a9b8d359d95be3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ea6de9c3dec541ade639e16b43075b41bb8c7d58208f493d48a9b8d359d95be3
Status:
ERROR
Block height:
39736428
Block id:
3c3c8990c0a4ece67fbbd9b596bc918d6930eaaa1a3ff9ff76880018dfa534dc
Timestamp:
Wednesday 26 October 2022 at 07:58:46 UTC
()
Proposer:
Authorizers:
Gas used:
50