Flow price: --
9214fb40f30a21f51004bb4696f1f33e0bd66d4bb3e714368d527efa59ee6528

Transaction

Hash: 9214fb40f30a21f51004bb4696f1f33e0bd66d4bb3e714368d527efa59ee6528
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> 9214fb40f30a21f51004bb4696f1f33e0bd66d4bb3e714368d527efa59ee6528:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
9214fb40f30a21f51004bb4696f1f33e0bd66d4bb3e714368d527efa59ee6528
Status:
ERROR
Block height:
41416845
Block id:
eb4a4bedb2ddda101311a100199967519da0a4a8b04f5c0865b764532e4bcb1b
Timestamp:
Wednesday 23 November 2022 at 05:21:24 UTC
()
Proposer:
Authorizers:
Gas used:
22