Flow price: --
1a4c25c83dcd97b8dd140dd4595d315a02118a685c98ea6c1b9fd604fc53cfcb

Transaction

Hash: 1a4c25c83dcd97b8dd140dd4595d315a02118a685c98ea6c1b9fd604fc53cfcb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1a4c25c83dcd97b8dd140dd4595d315a02118a685c98ea6c1b9fd604fc53cfcb: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:
1a4c25c83dcd97b8dd140dd4595d315a02118a685c98ea6c1b9fd604fc53cfcb
Status:
ERROR
Block height:
40099127
Block id:
ce89bc111e4dadad3adf806c9557983d461eda92f9142e149e90f032aa11016f
Timestamp:
Tuesday 1 November 2022 at 09:34:11 UTC
()
Proposer:
Authorizers:
Gas used:
50