Flow price: --
23cd50d69aef5442e638ed2576a42a9866af75a7c54d240f946ce2fe6a93280b

Transaction

Hash: 23cd50d69aef5442e638ed2576a42a9866af75a7c54d240f946ce2fe6a93280b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 23cd50d69aef5442e638ed2576a42a9866af75a7c54d240f946ce2fe6a93280b: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:
23cd50d69aef5442e638ed2576a42a9866af75a7c54d240f946ce2fe6a93280b
Status:
ERROR
Block height:
39880923
Block id:
ef0bae3ca95d28463c6370eb023ad028392242389bfff12d0e77eedfd10ac7b6
Timestamp:
Friday 28 October 2022 at 18:12:07 UTC
()
Proposer:
Authorizers:
Gas used:
47