Flow price: --
8594c98d4fcad82b16ebd0ee2ad8b7c61e94663675ff67e01b8d90b4ead3251a

Transaction

Hash: 8594c98d4fcad82b16ebd0ee2ad8b7c61e94663675ff67e01b8d90b4ead3251a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8594c98d4fcad82b16ebd0ee2ad8b7c61e94663675ff67e01b8d90b4ead3251a: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:
8594c98d4fcad82b16ebd0ee2ad8b7c61e94663675ff67e01b8d90b4ead3251a
Status:
ERROR
Block height:
39879618
Block id:
caa9e99979f0015e46f0b9bb0adff5d86114547afa37953fab2e33c5f2688ef8
Timestamp:
Friday 28 October 2022 at 17:40:13 UTC
()
Proposer:
Authorizers:
Gas used:
48