Flow price: --
ea5d2ecd4e5a6910e3deda7ea11470c183ab85f38531389358b69fb6c6f8c892

Transaction

Hash: ea5d2ecd4e5a6910e3deda7ea11470c183ab85f38531389358b69fb6c6f8c892
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ea5d2ecd4e5a6910e3deda7ea11470c183ab85f38531389358b69fb6c6f8c892:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ea5d2ecd4e5a6910e3deda7ea11470c183ab85f38531389358b69fb6c6f8c892
Status:
ERROR
Block height:
40032984
Block id:
e1a45a7b55a1b4558013717908aa3254872f3dccddfae535d0829892df8de0ac
Timestamp:
Monday 31 October 2022 at 06:55:38 UTC
()
Proposer:
Authorizers:
Gas used:
48