Flow price: --
6816fc123eb924b97c64842ca5a275f1c211c0be2962cefa8f112b913c5cd3ce

Transaction

Hash: 6816fc123eb924b97c64842ca5a275f1c211c0be2962cefa8f112b913c5cd3ce
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6816fc123eb924b97c64842ca5a275f1c211c0be2962cefa8f112b913c5cd3ce: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:
6816fc123eb924b97c64842ca5a275f1c211c0be2962cefa8f112b913c5cd3ce
Status:
ERROR
Block height:
39760031
Block id:
73ef8871ca9963ba75d411502f1b4f6d4f1100d38ff47e2c51097c63d1a87c39
Timestamp:
Wednesday 26 October 2022 at 17:29:15 UTC
()
Proposer:
Authorizers:
Gas used:
47