Flow price: --
9043caf953bca886836d4b59b479c40451401d709b80f7b3a5c385d2a3c390cb

Transaction

Hash: 9043caf953bca886836d4b59b479c40451401d709b80f7b3a5c385d2a3c390cb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9043caf953bca886836d4b59b479c40451401d709b80f7b3a5c385d2a3c390cb: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:
9043caf953bca886836d4b59b479c40451401d709b80f7b3a5c385d2a3c390cb
Status:
ERROR
Block height:
39888421
Block id:
ea3ba646e5b564ef531425c794e1f8aa13721c29acd9abfd222b66eec371a2f8
Timestamp:
Friday 28 October 2022 at 21:10:25 UTC
()
Proposer:
Authorizers:
Gas used:
47