Flow price: --
743bd7b731bdf903573479b0d4bb6b7aeddb9ab0ebdb1e197a565c11bd67a89e

Transaction

Hash: 743bd7b731bdf903573479b0d4bb6b7aeddb9ab0ebdb1e197a565c11bd67a89e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 743bd7b731bdf903573479b0d4bb6b7aeddb9ab0ebdb1e197a565c11bd67a89e: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:
743bd7b731bdf903573479b0d4bb6b7aeddb9ab0ebdb1e197a565c11bd67a89e
Status:
ERROR
Block height:
39940124
Block id:
2fbf42d844d7ceea83c33cdf9d9ce0cdb6167e2b285b0c92131650e0af756ef9
Timestamp:
Saturday 29 October 2022 at 17:54:47 UTC
()
Proposer:
Authorizers:
Gas used:
49