Flow price: --
d70d992d0831ce9147447f93ea5344e065e12e43b51004144917873dccf10c29

Transaction

Hash: d70d992d0831ce9147447f93ea5344e065e12e43b51004144917873dccf10c29
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d70d992d0831ce9147447f93ea5344e065e12e43b51004144917873dccf10c29:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d70d992d0831ce9147447f93ea5344e065e12e43b51004144917873dccf10c29
Status:
ERROR
Block height:
39877643
Block id:
c7bb79f123aa476e9294820e4158885f43086cad336b93cf14779a6856de7a94
Timestamp:
Friday 28 October 2022 at 16:52:46 UTC
()
Proposer:
Authorizers:
Gas used:
50