Flow price: --
b5ebdc4ab6bd6990aa0ec16e98747a970478aee4013465c0af00286f7372e798

Transaction

Hash: b5ebdc4ab6bd6990aa0ec16e98747a970478aee4013465c0af00286f7372e798
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b5ebdc4ab6bd6990aa0ec16e98747a970478aee4013465c0af00286f7372e798:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b5ebdc4ab6bd6990aa0ec16e98747a970478aee4013465c0af00286f7372e798
Status:
ERROR
Block height:
40128424
Block id:
584323413ccdc0c62bb4f1c3723c7ede1a3cc7b1c9a906e557e6d4aef9f3e121
Timestamp:
Tuesday 1 November 2022 at 21:27:39 UTC
()
Proposer:
Authorizers:
Gas used:
48