Flow price: --
60252db0507768c9134db04be4e557843fe35d6603985a0eb4a59b459e14c777

Transaction

Hash: 60252db0507768c9134db04be4e557843fe35d6603985a0eb4a59b459e14c777
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 60252db0507768c9134db04be4e557843fe35d6603985a0eb4a59b459e14c777:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
60252db0507768c9134db04be4e557843fe35d6603985a0eb4a59b459e14c777
Status:
ERROR
Block height:
40123206
Block id:
8009e419b074a89651e229f276d4e520f67c35485bedb656575384575a7bf321
Timestamp:
Tuesday 1 November 2022 at 19:19:16 UTC
()
Proposer:
Authorizers:
Gas used:
47