Flow price: --
5fce9f98ef9b602732b8948edf93b8eed10b9842295c803117e5cf8996b0b7ff

Transaction

Hash: 5fce9f98ef9b602732b8948edf93b8eed10b9842295c803117e5cf8996b0b7ff
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5fce9f98ef9b602732b8948edf93b8eed10b9842295c803117e5cf8996b0b7ff: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:
5fce9f98ef9b602732b8948edf93b8eed10b9842295c803117e5cf8996b0b7ff
Status:
ERROR
Block height:
39883616
Block id:
7dc669329b7c2269c42c204e6c97a45e8429f20c5c9eda1b918e774c59a43329
Timestamp:
Friday 28 October 2022 at 19:16:39 UTC
()
Proposer:
Authorizers:
Gas used:
46