Flow price: --
2a4cf6da1b4cab8a1948dbcc16604d1037e0149c8e9dac0d9ed15a4d39383ec8

Transaction

Hash: 2a4cf6da1b4cab8a1948dbcc16604d1037e0149c8e9dac0d9ed15a4d39383ec8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2a4cf6da1b4cab8a1948dbcc16604d1037e0149c8e9dac0d9ed15a4d39383ec8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2a4cf6da1b4cab8a1948dbcc16604d1037e0149c8e9dac0d9ed15a4d39383ec8
Status:
ERROR
Block height:
40079920
Block id:
8269ff24613927543be1ddd404ec2f98a84bb0b43afd77498c8951d49028ac4a
Timestamp:
Tuesday 1 November 2022 at 01:45:34 UTC
()
Proposer:
Authorizers:
Gas used:
50