Flow price: --
c75f4c7e9a66660afa6759e0f552a49603b296fcc96271f82f2d7380ce80bb39

Transaction

Hash: c75f4c7e9a66660afa6759e0f552a49603b296fcc96271f82f2d7380ce80bb39
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:
  --> c75f4c7e9a66660afa6759e0f552a49603b296fcc96271f82f2d7380ce80bb39:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
c75f4c7e9a66660afa6759e0f552a49603b296fcc96271f82f2d7380ce80bb39
Status:
ERROR
Block height:
40946087
Block id:
1348ac265f11101df21023ec5b4186b6df9a662ff78392e3fcf2f08090b11010
Timestamp:
Tuesday 15 November 2022 at 14:36:54 UTC
()
Proposer:
Authorizers:
Gas used:
42