Flow price: --
648352815ca9b2efdb024e2f11959ac09ce95f500344779fb316c6c7f5492915

Transaction

Hash: 648352815ca9b2efdb024e2f11959ac09ce95f500344779fb316c6c7f5492915
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 648352815ca9b2efdb024e2f11959ac09ce95f500344779fb316c6c7f5492915:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
648352815ca9b2efdb024e2f11959ac09ce95f500344779fb316c6c7f5492915
Status:
ERROR
Block height:
40169592
Block id:
db4b21b8da63d98b71aa21f2dfc59084d0df96aa05c825adc6f1dbea957e11b5
Timestamp:
Wednesday 2 November 2022 at 14:10:37 UTC
()
Proposer:
Authorizers:
Gas used:
46