Flow price: --
4a820984e306be9e9db5a823385dae9259b07f1a1a23498e753e55e38ad46aa2

Transaction

Hash: 4a820984e306be9e9db5a823385dae9259b07f1a1a23498e753e55e38ad46aa2
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:
  --> 4a820984e306be9e9db5a823385dae9259b07f1a1a23498e753e55e38ad46aa2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
4a820984e306be9e9db5a823385dae9259b07f1a1a23498e753e55e38ad46aa2
Status:
ERROR
Block height:
41353961
Block id:
928cd84c4aaf23c3ff4137ac70775d3621488ac11ed53fa8d91c2e2183eafda8
Timestamp:
Tuesday 22 November 2022 at 05:07:01 UTC
()
Proposer:
Authorizers:
Gas used:
23