Flow price: --
d76e91244ed9b6da4e73b8d7bc91cde5f8997c8f6be0051bf8500bbf9aff9bbc

Transaction

Hash: d76e91244ed9b6da4e73b8d7bc91cde5f8997c8f6be0051bf8500bbf9aff9bbc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> d76e91244ed9b6da4e73b8d7bc91cde5f8997c8f6be0051bf8500bbf9aff9bbc:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
d76e91244ed9b6da4e73b8d7bc91cde5f8997c8f6be0051bf8500bbf9aff9bbc
Status:
ERROR
Block height:
40182703
Block id:
f894b5cb1ba03263333659c11be237ac2a174ae07ee90c055e74d19ee1a23d23
Timestamp:
Wednesday 2 November 2022 at 20:57:57 UTC
()
Proposer:
Authorizers:
Gas used:
25