Flow price: --
a98b714f0dabb0f4457e9c7e4b4921ea6e36d69432bf05b9c35fdb2cf0fc34fe

Transaction

Hash: a98b714f0dabb0f4457e9c7e4b4921ea6e36d69432bf05b9c35fdb2cf0fc34fe
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:
  --> a98b714f0dabb0f4457e9c7e4b4921ea6e36d69432bf05b9c35fdb2cf0fc34fe: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:
a98b714f0dabb0f4457e9c7e4b4921ea6e36d69432bf05b9c35fdb2cf0fc34fe
Status:
ERROR
Block height:
40416432
Block id:
991b3984a193c85c7791f8046d2ea6eaf270e18aea1a3244e15d0d2415a7b4d2
Timestamp:
Sunday 6 November 2022 at 17:19:18 UTC
()
Proposer:
Authorizers:
Gas used:
24