Flow price: --
27c5c6ea0c5c9ad62e38f48af475b7b14acd2de902fb2c056c54e833b570de18

Transaction

Hash: 27c5c6ea0c5c9ad62e38f48af475b7b14acd2de902fb2c056c54e833b570de18
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 27c5c6ea0c5c9ad62e38f48af475b7b14acd2de902fb2c056c54e833b570de18:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
27c5c6ea0c5c9ad62e38f48af475b7b14acd2de902fb2c056c54e833b570de18
Status:
ERROR
Block height:
40146913
Block id:
f9ddf942b3564417130eb4d635002513c74179e6e9ad9dcf2cd96a32fca045f1
Timestamp:
Wednesday 2 November 2022 at 04:58:57 UTC
()
Proposer:
Authorizers:
Gas used:
47