Flow price: --
65c4a54a4cdb6bd51a696d8ac5e2753c76ae794d670f918fa31390610e734dcb

Transaction

Hash: 65c4a54a4cdb6bd51a696d8ac5e2753c76ae794d670f918fa31390610e734dcb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 65c4a54a4cdb6bd51a696d8ac5e2753c76ae794d670f918fa31390610e734dcb: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:
65c4a54a4cdb6bd51a696d8ac5e2753c76ae794d670f918fa31390610e734dcb
Status:
ERROR
Block height:
40163570
Block id:
31178e5303f004d3bea9a06f7f081340962686b50f4adf6279845e3b414be1fd
Timestamp:
Wednesday 2 November 2022 at 11:45:14 UTC
()
Proposer:
Authorizers:
Gas used:
48