Flow price: --
e90731e38647971ca658ab152d355b6041045370c64d4a0b3247e64c11858fa3

Transaction

Hash: e90731e38647971ca658ab152d355b6041045370c64d4a0b3247e64c11858fa3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e90731e38647971ca658ab152d355b6041045370c64d4a0b3247e64c11858fa3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e90731e38647971ca658ab152d355b6041045370c64d4a0b3247e64c11858fa3
Status:
ERROR
Block height:
40142810
Block id:
18c87c16334101644fc84bdd44b7e59d3e6c57e08454f109371124ef0e48b9e4
Timestamp:
Wednesday 2 November 2022 at 03:18:40 UTC
()
Proposer:
Authorizers:
Gas used:
50