Flow price: --
c34724b77aa110b50b664adf4a78d283f82e2d7a449dc5e5fde3bdb9affc2266

Transaction

Hash: c34724b77aa110b50b664adf4a78d283f82e2d7a449dc5e5fde3bdb9affc2266
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c34724b77aa110b50b664adf4a78d283f82e2d7a449dc5e5fde3bdb9affc2266:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c34724b77aa110b50b664adf4a78d283f82e2d7a449dc5e5fde3bdb9affc2266
Status:
ERROR
Block height:
39972687
Block id:
1d090a1d0078e71b4af52adb8b5a24a6c2b286e76ed0222660900c29973b8921
Timestamp:
Sunday 30 October 2022 at 06:50:27 UTC
()
Proposer:
Authorizers:
Gas used:
50