Flow price: --
af96358d75bde900e8d2681272967fb18e1f7070a668b746d1b4a446a21c6511

Transaction

Hash: af96358d75bde900e8d2681272967fb18e1f7070a668b746d1b4a446a21c6511
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> af96358d75bde900e8d2681272967fb18e1f7070a668b746d1b4a446a21c6511:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
af96358d75bde900e8d2681272967fb18e1f7070a668b746d1b4a446a21c6511
Status:
ERROR
Block height:
40082073
Block id:
3380f67a0c65596e27782d92d7e3377a58842cf99d22f3fbbb0f133dea83391d
Timestamp:
Tuesday 1 November 2022 at 02:38:19 UTC
()
Proposer:
Authorizers:
Gas used:
46