Flow price: --
a7ad087b7733dbd3c55b4f05965d3c0a017632f894aabb9d1bfdf6949a6ca427

Transaction

Hash: a7ad087b7733dbd3c55b4f05965d3c0a017632f894aabb9d1bfdf6949a6ca427
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:
  --> a7ad087b7733dbd3c55b4f05965d3c0a017632f894aabb9d1bfdf6949a6ca427:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
a7ad087b7733dbd3c55b4f05965d3c0a017632f894aabb9d1bfdf6949a6ca427
Status:
ERROR
Block height:
40294450
Block id:
804056ba35eaa3604a72469f3b3122cea87f617cbc2133e8a99e41e04e7f5b45
Timestamp:
Friday 4 November 2022 at 16:11:40 UTC
()
Proposer:
Authorizers:
Gas used:
23