Flow price: --
d1a45b82c0c28b8e8322427a16191db1cbb1f557e7c6d86002835a672b10fd93

Transaction

Hash: d1a45b82c0c28b8e8322427a16191db1cbb1f557e7c6d86002835a672b10fd93
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d1a45b82c0c28b8e8322427a16191db1cbb1f557e7c6d86002835a672b10fd93:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d1a45b82c0c28b8e8322427a16191db1cbb1f557e7c6d86002835a672b10fd93
Status:
ERROR
Block height:
40170628
Block id:
dbf734552a0c9d7f2301fbc59160b440c7aae898685aaa2f6f43cced96ef99f1
Timestamp:
Wednesday 2 November 2022 at 14:35:50 UTC
()
Proposer:
Authorizers:
Gas used:
50