Flow price: --
10cdd5e8c8a7cce91764595e83d60ec5be3e4f8c4655bbb7ed1d12fd1bd55691

Transaction

Hash: 10cdd5e8c8a7cce91764595e83d60ec5be3e4f8c4655bbb7ed1d12fd1bd55691
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 10cdd5e8c8a7cce91764595e83d60ec5be3e4f8c4655bbb7ed1d12fd1bd55691:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
10cdd5e8c8a7cce91764595e83d60ec5be3e4f8c4655bbb7ed1d12fd1bd55691
Status:
ERROR
Block height:
40049139
Block id:
8de6a4356716064f4aa4c8a12dae607a7be3f561e6b329208751c269e27dd2eb
Timestamp:
Monday 31 October 2022 at 13:25:11 UTC
()
Proposer:
Authorizers:
Gas used:
47