Flow price: --
686ffaf04ff1f7ed302e5538b49fb7e18f8c65591d170e15786c871b478b252a

Transaction

Hash: 686ffaf04ff1f7ed302e5538b49fb7e18f8c65591d170e15786c871b478b252a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 686ffaf04ff1f7ed302e5538b49fb7e18f8c65591d170e15786c871b478b252a: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:
686ffaf04ff1f7ed302e5538b49fb7e18f8c65591d170e15786c871b478b252a
Status:
ERROR
Block height:
39746935
Block id:
37b690a0da306af03e0d3945b5fd6ab0d59a74b949a4e506f076e12f66fcafc6
Timestamp:
Wednesday 26 October 2022 at 12:13:28 UTC
()
Proposer:
Authorizers:
Gas used:
47