Flow price: --
d3ad759b8890a7aab86c545e42dea0f3de74a61fdfb1e2a81d691f4314677874

Transaction

Hash: d3ad759b8890a7aab86c545e42dea0f3de74a61fdfb1e2a81d691f4314677874
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d3ad759b8890a7aab86c545e42dea0f3de74a61fdfb1e2a81d691f4314677874:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d3ad759b8890a7aab86c545e42dea0f3de74a61fdfb1e2a81d691f4314677874
Status:
ERROR
Block height:
39726090
Block id:
1a52a66ac6ab7e80a2ea54e74b56aa53dee77ffd0c7467da11c67cf2e1e4f78c
Timestamp:
Wednesday 26 October 2022 at 03:49:11 UTC
()
Proposer:
Authorizers:
Gas used:
46