Flow price: --
d8443cad389a387e3497cef7e7c4d4a07e0ab2be031a74eecb4aebad905e0b79

Transaction

Hash: d8443cad389a387e3497cef7e7c4d4a07e0ab2be031a74eecb4aebad905e0b79
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d8443cad389a387e3497cef7e7c4d4a07e0ab2be031a74eecb4aebad905e0b79:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d8443cad389a387e3497cef7e7c4d4a07e0ab2be031a74eecb4aebad905e0b79
Status:
ERROR
Block height:
40093745
Block id:
d32f9b20fe27e37b7132710f2f155a8d8a40c6f7c3a34e5ef4f89b6b21f4bbc3
Timestamp:
Tuesday 1 November 2022 at 07:22:58 UTC
()
Proposer:
Authorizers:
Gas used:
47