Flow price: --
899580bd70cd0e06d4cc92c6d6cbf6a5da9ee5071598288024a8e05c74507090

Transaction

Hash: 899580bd70cd0e06d4cc92c6d6cbf6a5da9ee5071598288024a8e05c74507090
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 899580bd70cd0e06d4cc92c6d6cbf6a5da9ee5071598288024a8e05c74507090:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
899580bd70cd0e06d4cc92c6d6cbf6a5da9ee5071598288024a8e05c74507090
Status:
ERROR
Block height:
40164549
Block id:
5eff3868cc6bab923508bc607d6fb9425ebf51e5d3923bf484eeff26ce06d84c
Timestamp:
Wednesday 2 November 2022 at 12:08:58 UTC
()
Proposer:
Authorizers:
Gas used:
46