Flow price: --
5d51194059c3932b9666ab072802d85b7a692d9c65bd959d2a2fe093ee23250c

Transaction

Hash: 5d51194059c3932b9666ab072802d85b7a692d9c65bd959d2a2fe093ee23250c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5d51194059c3932b9666ab072802d85b7a692d9c65bd959d2a2fe093ee23250c: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:
5d51194059c3932b9666ab072802d85b7a692d9c65bd959d2a2fe093ee23250c
Status:
ERROR
Block height:
40041596
Block id:
2284f64319d73dd7046beb8e1b753882e6c9a7dca5d3daa3908a4f161550fddc
Timestamp:
Monday 31 October 2022 at 10:23:01 UTC
()
Proposer:
Authorizers:
Gas used:
48