Flow price: --
d8a154e814c1fc5a98fcd059267f43829c3cff16e7696a97c1f6c4f37ab8a4eb

Transaction

Hash: d8a154e814c1fc5a98fcd059267f43829c3cff16e7696a97c1f6c4f37ab8a4eb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d8a154e814c1fc5a98fcd059267f43829c3cff16e7696a97c1f6c4f37ab8a4eb: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:
d8a154e814c1fc5a98fcd059267f43829c3cff16e7696a97c1f6c4f37ab8a4eb
Status:
ERROR
Block height:
39857122
Block id:
a98faeae59d89369a86c11f67ab63051b343f291884ba1c660e4b36931da2e80
Timestamp:
Friday 28 October 2022 at 08:39:30 UTC
()
Proposer:
Authorizers:
Gas used:
47