Flow price: --
5f3dbd000b684860791c9febddcd3adae103069b9a6f2130da9a63433f1e39d8

Transaction

Hash: 5f3dbd000b684860791c9febddcd3adae103069b9a6f2130da9a63433f1e39d8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5f3dbd000b684860791c9febddcd3adae103069b9a6f2130da9a63433f1e39d8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5f3dbd000b684860791c9febddcd3adae103069b9a6f2130da9a63433f1e39d8
Status:
ERROR
Block height:
39835721
Block id:
e6ad2e9c9e1489b18c36c9165314d68c82ebd2b50331d85b27b4242322e989d1
Timestamp:
Friday 28 October 2022 at 00:01:20 UTC
()
Proposer:
Authorizers:
Gas used:
49