Flow price: --
8200d0eba932f5d72c6af1f75eb1b26f330817142310e9319a0ec6df0714cbc2

Transaction

Hash: 8200d0eba932f5d72c6af1f75eb1b26f330817142310e9319a0ec6df0714cbc2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8200d0eba932f5d72c6af1f75eb1b26f330817142310e9319a0ec6df0714cbc2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8200d0eba932f5d72c6af1f75eb1b26f330817142310e9319a0ec6df0714cbc2
Status:
ERROR
Block height:
40015851
Block id:
116cf18d0d715d69dd4a64a42fb70f8cab824cfff3f1b3e1cea19227b0d6979d
Timestamp:
Monday 31 October 2022 at 00:03:12 UTC
()
Proposer:
Authorizers:
Gas used:
48