Flow price: --
128b57256875ed08a5f00058b8450a1871869fb6fe80fa680392dd899c843ed9

Transaction

Hash: 128b57256875ed08a5f00058b8450a1871869fb6fe80fa680392dd899c843ed9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 128b57256875ed08a5f00058b8450a1871869fb6fe80fa680392dd899c843ed9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
128b57256875ed08a5f00058b8450a1871869fb6fe80fa680392dd899c843ed9
Status:
ERROR
Block height:
39996703
Block id:
3ff045e2b778740f90f7c5e011027b0c85ffa3f354a2ce48d80bce254bad9b72
Timestamp:
Sunday 30 October 2022 at 16:26:45 UTC
()
Proposer:
Authorizers:
Gas used:
47