Flow price: --
d3c542b1211b5cf4ccb189856a28bff4c52b203ee6cc79b897655e96b651b5f3

Transaction

Hash: d3c542b1211b5cf4ccb189856a28bff4c52b203ee6cc79b897655e96b651b5f3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d3c542b1211b5cf4ccb189856a28bff4c52b203ee6cc79b897655e96b651b5f3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d3c542b1211b5cf4ccb189856a28bff4c52b203ee6cc79b897655e96b651b5f3
Status:
ERROR
Block height:
40082183
Block id:
a48c06850c755913270b87a48fb6955888aafb979222a852f85f0955aef8c974
Timestamp:
Tuesday 1 November 2022 at 02:41:02 UTC
()
Proposer:
Authorizers:
Gas used:
46