Flow price: --
909449aa10df90d49150f0a7097d023e5afdb3e6ba905ad1b868c23be9b77e61

Transaction

Hash: 909449aa10df90d49150f0a7097d023e5afdb3e6ba905ad1b868c23be9b77e61
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 909449aa10df90d49150f0a7097d023e5afdb3e6ba905ad1b868c23be9b77e61:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
909449aa10df90d49150f0a7097d023e5afdb3e6ba905ad1b868c23be9b77e61
Status:
ERROR
Block height:
40084399
Block id:
098c9ec4c71d6fd066b8c021d22377c2de0a4786b4a2e6124bffe332e5882f59
Timestamp:
Tuesday 1 November 2022 at 03:34:32 UTC
()
Proposer:
Authorizers:
Gas used:
47