Flow price: --
8bf199b4351be8920b9038d362c5d3984401ea5ffb15fb4e4513fd2208a7b963

Transaction

Hash: 8bf199b4351be8920b9038d362c5d3984401ea5ffb15fb4e4513fd2208a7b963
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8bf199b4351be8920b9038d362c5d3984401ea5ffb15fb4e4513fd2208a7b963:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8bf199b4351be8920b9038d362c5d3984401ea5ffb15fb4e4513fd2208a7b963
Status:
ERROR
Block height:
39919683
Block id:
8cb749dce15338702af2a774304e3b43e49cd12beba18ea6034ec21e4cb09dea
Timestamp:
Saturday 29 October 2022 at 09:39:07 UTC
()
Proposer:
Authorizers:
Gas used:
47