Flow price: --
5f36d11c967562a3b1fa7c5576f8af5cd6621d64fd0201581f8e539ad63bd388

Transaction

Hash: 5f36d11c967562a3b1fa7c5576f8af5cd6621d64fd0201581f8e539ad63bd388
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:
  --> 5f36d11c967562a3b1fa7c5576f8af5cd6621d64fd0201581f8e539ad63bd388:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
5f36d11c967562a3b1fa7c5576f8af5cd6621d64fd0201581f8e539ad63bd388
Status:
ERROR
Block height:
40664699
Block id:
ed9a7fa0b69e68345f2fd189fd347e51312ff522211cd1ad6b718e818c3450e6
Timestamp:
Thursday 10 November 2022 at 21:36:41 UTC
()
Proposer:
Authorizers:
Gas used:
22