Flow price: --
66c8bd876b4bbbeadfc62683da51245d271cbfeba2f2fb2cf77f50806390641c

Transaction

Hash: 66c8bd876b4bbbeadfc62683da51245d271cbfeba2f2fb2cf77f50806390641c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 66c8bd876b4bbbeadfc62683da51245d271cbfeba2f2fb2cf77f50806390641c: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:
66c8bd876b4bbbeadfc62683da51245d271cbfeba2f2fb2cf77f50806390641c
Status:
ERROR
Block height:
40152614
Block id:
85693d9d159e3f626503815bfd080db44111a7c611d122bfa34da72d6fa71971
Timestamp:
Wednesday 2 November 2022 at 07:18:18 UTC
()
Proposer:
Authorizers:
Gas used:
47