Flow price: --
889434a5c50159053090af8d7eb663a3a4bc0ef000496bd2fbc8a0d4700e5feb

Transaction

Hash: 889434a5c50159053090af8d7eb663a3a4bc0ef000496bd2fbc8a0d4700e5feb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 889434a5c50159053090af8d7eb663a3a4bc0ef000496bd2fbc8a0d4700e5feb: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:
889434a5c50159053090af8d7eb663a3a4bc0ef000496bd2fbc8a0d4700e5feb
Status:
ERROR
Block height:
39891698
Block id:
ab287a854d8eee87e1e2df877dde0bdef40c660704bc9bc59da5c6df5b5a0099
Timestamp:
Friday 28 October 2022 at 22:29:13 UTC
()
Proposer:
Authorizers:
Gas used:
47