Flow price: --
1248cbb7b4a17b9818edc57a3040889152d4bcc37a4392d3522a6dbb09483aa2

Transaction

Hash: 1248cbb7b4a17b9818edc57a3040889152d4bcc37a4392d3522a6dbb09483aa2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1248cbb7b4a17b9818edc57a3040889152d4bcc37a4392d3522a6dbb09483aa2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1248cbb7b4a17b9818edc57a3040889152d4bcc37a4392d3522a6dbb09483aa2
Status:
ERROR
Block height:
39842202
Block id:
5b6fae537c7628cb5fc4f5cf9abe73989efb4102024e5fb6557c3dcd19156c01
Timestamp:
Friday 28 October 2022 at 02:37:36 UTC
()
Proposer:
Authorizers:
Gas used:
46