Flow price: --
6684496b4ec4ba3bf0f36c7a2d4ba8e2a28ee0eafc105eb274306d2e30dcc165

Transaction

Hash: 6684496b4ec4ba3bf0f36c7a2d4ba8e2a28ee0eafc105eb274306d2e30dcc165
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:
  --> 6684496b4ec4ba3bf0f36c7a2d4ba8e2a28ee0eafc105eb274306d2e30dcc165:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
6684496b4ec4ba3bf0f36c7a2d4ba8e2a28ee0eafc105eb274306d2e30dcc165
Status:
ERROR
Block height:
40572461
Block id:
9e2fbe50b98af5f5be88bd0440bb0067a2597e84c742106108c41399831cff43
Timestamp:
Wednesday 9 November 2022 at 08:08:07 UTC
()
Proposer:
Authorizers:
Gas used:
23