Flow price: --
40e3f316afcc0cc171806a0684444666efacc8808970b9fde32ae8d4fd71a5f3

Transaction

Hash: 40e3f316afcc0cc171806a0684444666efacc8808970b9fde32ae8d4fd71a5f3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 40e3f316afcc0cc171806a0684444666efacc8808970b9fde32ae8d4fd71a5f3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
40e3f316afcc0cc171806a0684444666efacc8808970b9fde32ae8d4fd71a5f3
Status:
ERROR
Block height:
40121778
Block id:
cd69d1ddb643d0539bf85d12106f147188dcc88aec6cddcb31f9cd25bd9d4669
Timestamp:
Tuesday 1 November 2022 at 18:44:18 UTC
()
Proposer:
Authorizers:
Gas used:
47