Flow price: --
f4c3be8a86a6ddef7ced6cceede8a2ab0d3a073fe0a6b98fca45808f46a79944

Transaction

Hash: f4c3be8a86a6ddef7ced6cceede8a2ab0d3a073fe0a6b98fca45808f46a79944
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f4c3be8a86a6ddef7ced6cceede8a2ab0d3a073fe0a6b98fca45808f46a79944:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f4c3be8a86a6ddef7ced6cceede8a2ab0d3a073fe0a6b98fca45808f46a79944
Status:
ERROR
Block height:
40156696
Block id:
f4f686d046b412f18dd41a138881cf5aefbbb72794aee0a669e0863c788c516b
Timestamp:
Wednesday 2 November 2022 at 08:58:10 UTC
()
Proposer:
Authorizers:
Gas used:
46