Flow price: --
f4c5c97e2ab86c733d7fb74373e8fc9f1b388b8153f76b7ee1ede69a71da6397

Transaction

Hash: f4c5c97e2ab86c733d7fb74373e8fc9f1b388b8153f76b7ee1ede69a71da6397
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f4c5c97e2ab86c733d7fb74373e8fc9f1b388b8153f76b7ee1ede69a71da6397:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f4c5c97e2ab86c733d7fb74373e8fc9f1b388b8153f76b7ee1ede69a71da6397
Status:
ERROR
Block height:
40083699
Block id:
811431c9e32dc123f4a89ee13ae4a75d46020ea67b9e505e73843f8b4c40264b
Timestamp:
Tuesday 1 November 2022 at 03:17:37 UTC
()
Proposer:
Authorizers:
Gas used:
47