Flow price: --
8fd23d9c953da72bf4a612eaa42bde173b86d7e49d807f6e40a9e63e2f94ad22

Transaction

Hash: 8fd23d9c953da72bf4a612eaa42bde173b86d7e49d807f6e40a9e63e2f94ad22
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:
  --> 8fd23d9c953da72bf4a612eaa42bde173b86d7e49d807f6e40a9e63e2f94ad22:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
8fd23d9c953da72bf4a612eaa42bde173b86d7e49d807f6e40a9e63e2f94ad22
Status:
ERROR
Block height:
41518365
Block id:
66e8a9314626c5e7e4361d3d4d66b4ade7ced0fa6147fa501bf90e5bec7d1d34
Timestamp:
Thursday 24 November 2022 at 20:37:58 UTC
()
Proposer:
Authorizers:
Gas used:
25