Flow price: --
3a55fab79e055de2d070856acccf0820173b1dcdabf04d90752c9e5c32ec9fe5

Transaction

Hash: 3a55fab79e055de2d070856acccf0820173b1dcdabf04d90752c9e5c32ec9fe5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3a55fab79e055de2d070856acccf0820173b1dcdabf04d90752c9e5c32ec9fe5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3a55fab79e055de2d070856acccf0820173b1dcdabf04d90752c9e5c32ec9fe5
Status:
ERROR
Block height:
40131498
Block id:
e4a0040b1fdb01de5c4c37dddf46bf9b0833c1edcd40a044f53d12d143e06e59
Timestamp:
Tuesday 1 November 2022 at 22:43:34 UTC
()
Proposer:
Authorizers:
Gas used:
50