Flow price: --
9b73eb935023389199258ad6f863233f2d8febbf3efbac3eb14155731141f8fe

Transaction

Hash: 9b73eb935023389199258ad6f863233f2d8febbf3efbac3eb14155731141f8fe
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9b73eb935023389199258ad6f863233f2d8febbf3efbac3eb14155731141f8fe: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:
9b73eb935023389199258ad6f863233f2d8febbf3efbac3eb14155731141f8fe
Status:
ERROR
Block height:
40120290
Block id:
268c13d8df5fe9e37d72185d2f9bed028694780dfeca8882e32099da8da54015
Timestamp:
Tuesday 1 November 2022 at 18:08:17 UTC
()
Proposer:
Authorizers:
Gas used:
47