Flow price: --
a8e504ade8552e740c5ccd2009ce504812e640d91644ed2473d95625613d69dd

Transaction

Hash: a8e504ade8552e740c5ccd2009ce504812e640d91644ed2473d95625613d69dd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a8e504ade8552e740c5ccd2009ce504812e640d91644ed2473d95625613d69dd: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:
a8e504ade8552e740c5ccd2009ce504812e640d91644ed2473d95625613d69dd
Status:
ERROR
Block height:
40099583
Block id:
183c988dfe9cfeb4c3039fab0a68caf5744adebd32d05d687121a98444bd679a
Timestamp:
Tuesday 1 November 2022 at 09:45:10 UTC
()
Proposer:
Authorizers:
Gas used:
48