Flow price: --
343b45b4089d6e8648d277f56be69c839ffffe0fc080808cb4179b2e27e87bbd

Transaction

Hash: 343b45b4089d6e8648d277f56be69c839ffffe0fc080808cb4179b2e27e87bbd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 343b45b4089d6e8648d277f56be69c839ffffe0fc080808cb4179b2e27e87bbd: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:
343b45b4089d6e8648d277f56be69c839ffffe0fc080808cb4179b2e27e87bbd
Status:
ERROR
Block height:
40124189
Block id:
ddfa1f6906296d16fe6a292f605c0fb8dd676c854d3d15430c2a9282cc37e59a
Timestamp:
Tuesday 1 November 2022 at 19:43:21 UTC
()
Proposer:
Authorizers:
Gas used:
47