Flow price: --
a61aea7151fc4f42441488fef0488cb244025d9b0f4b4a93fb2364e154a1d3c0

Transaction

Hash: a61aea7151fc4f42441488fef0488cb244025d9b0f4b4a93fb2364e154a1d3c0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a61aea7151fc4f42441488fef0488cb244025d9b0f4b4a93fb2364e154a1d3c0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a61aea7151fc4f42441488fef0488cb244025d9b0f4b4a93fb2364e154a1d3c0
Status:
ERROR
Block height:
40101056
Block id:
a539aad0b69b36752529570966a1a8a7885e2122a5322fee848fdb1433bd4c14
Timestamp:
Tuesday 1 November 2022 at 10:20:44 UTC
()
Proposer:
Authorizers:
Gas used:
49