Flow price: --
d6047c2c22afab8700079c2c4d83c409e874507c266b1b6dc430a50a812ecfda

Transaction

Hash: d6047c2c22afab8700079c2c4d83c409e874507c266b1b6dc430a50a812ecfda
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d6047c2c22afab8700079c2c4d83c409e874507c266b1b6dc430a50a812ecfda: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:
d6047c2c22afab8700079c2c4d83c409e874507c266b1b6dc430a50a812ecfda
Status:
ERROR
Block height:
39928354
Block id:
a7b6c6ca32dd9037aaf88f974321ff1ffc66b9844bf0a9859ffd2ec025f9af84
Timestamp:
Saturday 29 October 2022 at 13:09:16 UTC
()
Proposer:
Authorizers:
Gas used:
47