Flow price: --
3846283ea12a7e2838beb8e3a7e6cf44cd6ffe86fe0c9347b098159b31e84fbc

Transaction

Hash: 3846283ea12a7e2838beb8e3a7e6cf44cd6ffe86fe0c9347b098159b31e84fbc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3846283ea12a7e2838beb8e3a7e6cf44cd6ffe86fe0c9347b098159b31e84fbc: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:
3846283ea12a7e2838beb8e3a7e6cf44cd6ffe86fe0c9347b098159b31e84fbc
Status:
ERROR
Block height:
40161486
Block id:
4233e09e5b3b8dac278461f549fe01e62e88c04a8c7f30a5a21d415b30d8ef77
Timestamp:
Wednesday 2 November 2022 at 10:54:29 UTC
()
Proposer:
Authorizers:
Gas used:
49