Flow price: --
4718a1694a0d96ced868f302f35407038990d5e3295aff9be78b154f02c7bc05

Transaction

Hash: 4718a1694a0d96ced868f302f35407038990d5e3295aff9be78b154f02c7bc05
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4718a1694a0d96ced868f302f35407038990d5e3295aff9be78b154f02c7bc05:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4718a1694a0d96ced868f302f35407038990d5e3295aff9be78b154f02c7bc05
Status:
ERROR
Block height:
40045790
Block id:
435c48c7f57603d66c718434ab7ccce86b429c23c7f3950cd19f7750e6f119ac
Timestamp:
Monday 31 October 2022 at 12:04:28 UTC
()
Proposer:
Authorizers:
Gas used:
52