Flow price: --
68fc0e174701d152206b5042103fa56fac52a80f3c7ed5f652e4e28d393e9f32

Transaction

Hash: 68fc0e174701d152206b5042103fa56fac52a80f3c7ed5f652e4e28d393e9f32
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 68fc0e174701d152206b5042103fa56fac52a80f3c7ed5f652e4e28d393e9f32:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
68fc0e174701d152206b5042103fa56fac52a80f3c7ed5f652e4e28d393e9f32
Status:
ERROR
Block height:
39800047
Block id:
5e3fa6d92a833d14b7b1a86420be352518f42657b52130b67cc62989277c4ce7
Timestamp:
Thursday 27 October 2022 at 09:36:46 UTC
()
Proposer:
Authorizers:
Gas used:
47