Flow price: --
4fbea550977da5a55313b750c270075ca76f5b66255d20275bf3001bbe41f894

Transaction

Hash: 4fbea550977da5a55313b750c270075ca76f5b66255d20275bf3001bbe41f894
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4fbea550977da5a55313b750c270075ca76f5b66255d20275bf3001bbe41f894:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4fbea550977da5a55313b750c270075ca76f5b66255d20275bf3001bbe41f894
Status:
ERROR
Block height:
39977914
Block id:
53eb76a5ceb6c0fcb368125b06844b8f18efdc8a647ae43014f037f623bc84e2
Timestamp:
Sunday 30 October 2022 at 08:55:41 UTC
()
Proposer:
Authorizers:
Gas used:
46