Flow price: --
3371e9af61220cf05b0252bd51cd4d5b3a8a1e0f511c171f01fd1126b10935aa

Transaction

Hash: 3371e9af61220cf05b0252bd51cd4d5b3a8a1e0f511c171f01fd1126b10935aa
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:
  --> 3371e9af61220cf05b0252bd51cd4d5b3a8a1e0f511c171f01fd1126b10935aa: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:
3371e9af61220cf05b0252bd51cd4d5b3a8a1e0f511c171f01fd1126b10935aa
Status:
ERROR
Block height:
40176503
Block id:
e2dc7c9788b390e9472178f8205de94b6a5e61cc31a4a6a562f2d7bfee9cef7c
Timestamp:
Wednesday 2 November 2022 at 18:30:41 UTC
()
Proposer:
Authorizers:
Gas used:
22