Flow price: --
82b373d840fec9ae8ff00be71aede51d480e5b4168a80fd04d2fd0f578e7bb3e

Transaction

Hash: 82b373d840fec9ae8ff00be71aede51d480e5b4168a80fd04d2fd0f578e7bb3e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 82b373d840fec9ae8ff00be71aede51d480e5b4168a80fd04d2fd0f578e7bb3e: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:
82b373d840fec9ae8ff00be71aede51d480e5b4168a80fd04d2fd0f578e7bb3e
Status:
ERROR
Block height:
39802742
Block id:
90980de979e5d8f03f83d84096879f6eadbbff58c402ff2b9ccb5e1572a9ddb9
Timestamp:
Thursday 27 October 2022 at 10:41:03 UTC
()
Proposer:
Authorizers:
Gas used:
48