Flow price: --
b8ff71209af5eb6c1d1ab6cb6e3ca91c7164ebad71678a0a6d663273d86d5609

Transaction

Hash: b8ff71209af5eb6c1d1ab6cb6e3ca91c7164ebad71678a0a6d663273d86d5609
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:
  --> b8ff71209af5eb6c1d1ab6cb6e3ca91c7164ebad71678a0a6d663273d86d5609:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
b8ff71209af5eb6c1d1ab6cb6e3ca91c7164ebad71678a0a6d663273d86d5609
Status:
ERROR
Block height:
41436667
Block id:
c3c2c7a4ddd5b7aaeaf1074523608e0d4f8bc880fc5f4121d6cc536f92654278
Timestamp:
Wednesday 23 November 2022 at 12:59:16 UTC
()
Proposer:
Authorizers:
Gas used:
22