Flow price: --
87a003ecd7fad2e1cddc2b9a13b843c64924e5529c36cb24940b466473ebbc82

Transaction

Hash: 87a003ecd7fad2e1cddc2b9a13b843c64924e5529c36cb24940b466473ebbc82
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 87a003ecd7fad2e1cddc2b9a13b843c64924e5529c36cb24940b466473ebbc82:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
87a003ecd7fad2e1cddc2b9a13b843c64924e5529c36cb24940b466473ebbc82
Status:
ERROR
Block height:
39940924
Block id:
635f84c4ff098ce4e9d4306d6ee16d2e2f8a7fb35ac81c490f61cdf73aba858e
Timestamp:
Saturday 29 October 2022 at 18:14:02 UTC
()
Proposer:
Authorizers:
Gas used:
46