Flow price: --
522e78b9f38c6fc77cf89b4707c12cd06d651e5647422ede033bf59b30157615

Transaction

Hash: 522e78b9f38c6fc77cf89b4707c12cd06d651e5647422ede033bf59b30157615
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 522e78b9f38c6fc77cf89b4707c12cd06d651e5647422ede033bf59b30157615:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
522e78b9f38c6fc77cf89b4707c12cd06d651e5647422ede033bf59b30157615
Status:
ERROR
Block height:
39963944
Block id:
5328dd1a17097c064617ab7592adfde301c0f9f0b1ac6f3263b9075d379dc5ad
Timestamp:
Sunday 30 October 2022 at 03:20:01 UTC
()
Proposer:
Authorizers:
Gas used:
47