Flow price: --
1ac5c9df8a8f232623125908216f781ea02b57a40be3250c3cdedbbb41d5392f

Transaction

Hash: 1ac5c9df8a8f232623125908216f781ea02b57a40be3250c3cdedbbb41d5392f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1ac5c9df8a8f232623125908216f781ea02b57a40be3250c3cdedbbb41d5392f: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:
1ac5c9df8a8f232623125908216f781ea02b57a40be3250c3cdedbbb41d5392f
Status:
ERROR
Block height:
40043020
Block id:
4887efd7def4140e924646258d5e4488b143a55c6e0d5e64e28c7480fdd6f498
Timestamp:
Monday 31 October 2022 at 10:57:41 UTC
()
Proposer:
Authorizers:
Gas used:
46