Flow price: --
5651ed24102f435c8f99a768ee5a5134512e12f8ba008b4094a454407a316210

Transaction

Hash: 5651ed24102f435c8f99a768ee5a5134512e12f8ba008b4094a454407a316210
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5651ed24102f435c8f99a768ee5a5134512e12f8ba008b4094a454407a316210:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5651ed24102f435c8f99a768ee5a5134512e12f8ba008b4094a454407a316210
Status:
ERROR
Block height:
40036219
Block id:
e4a5ca5652a5a79bc7c583f74cede343bb4aec6ef5c15097602b3ed9860c01a4
Timestamp:
Monday 31 October 2022 at 08:12:43 UTC
()
Proposer:
Authorizers:
Gas used:
46