Flow price: --
f286f4cadd0b7bd6ab065df29c8c275e11b985fed21575d80515510af6365205

Transaction

Hash: f286f4cadd0b7bd6ab065df29c8c275e11b985fed21575d80515510af6365205
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f286f4cadd0b7bd6ab065df29c8c275e11b985fed21575d80515510af6365205:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f286f4cadd0b7bd6ab065df29c8c275e11b985fed21575d80515510af6365205
Status:
ERROR
Block height:
39746109
Block id:
513cac3a2804ba701fdf9049ca0de161ed1f3d52e5fe0976301e066443d5f3c8
Timestamp:
Wednesday 26 October 2022 at 11:53:42 UTC
()
Proposer:
Authorizers:
Gas used:
46