Flow price: --
f37221e16ff6ac6c880c9c7b51c35e924d9f01681d245ac0719a50d355aa5ad5

Transaction

Hash: f37221e16ff6ac6c880c9c7b51c35e924d9f01681d245ac0719a50d355aa5ad5
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:
  --> f37221e16ff6ac6c880c9c7b51c35e924d9f01681d245ac0719a50d355aa5ad5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
f37221e16ff6ac6c880c9c7b51c35e924d9f01681d245ac0719a50d355aa5ad5
Status:
ERROR
Block height:
40344010
Block id:
09417c6a27c0d935fd5e19eea65ecd07ece8b2711a0425445fb0a9194b575e64
Timestamp:
Saturday 5 November 2022 at 11:58:43 UTC
()
Proposer:
Authorizers:
Gas used:
24