Flow price: --
5107bbd59809844d9ff7a7fbf6c9bbe61b8b2329bfd12c98f4fcd69d408705ce

Transaction

Hash: 5107bbd59809844d9ff7a7fbf6c9bbe61b8b2329bfd12c98f4fcd69d408705ce
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5107bbd59809844d9ff7a7fbf6c9bbe61b8b2329bfd12c98f4fcd69d408705ce: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:
5107bbd59809844d9ff7a7fbf6c9bbe61b8b2329bfd12c98f4fcd69d408705ce
Status:
ERROR
Block height:
40073387
Block id:
c88c82309a6827003a780bd4718e8fcff00b87d5ca154d764371da84cffb465e
Timestamp:
Monday 31 October 2022 at 23:09:52 UTC
()
Proposer:
Authorizers:
Gas used:
47