Flow price: --
1d9405658251b185fea50265e95f67d0b91dc8e64aee56fad1a428d8c08fd680

Transaction

Hash: 1d9405658251b185fea50265e95f67d0b91dc8e64aee56fad1a428d8c08fd680
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:
  --> 1d9405658251b185fea50265e95f67d0b91dc8e64aee56fad1a428d8c08fd680:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
1d9405658251b185fea50265e95f67d0b91dc8e64aee56fad1a428d8c08fd680
Status:
ERROR
Block height:
40651127
Block id:
adcb19dfe03a84a95ae6e293166ce1a603727c4c60e4ced0445ddac636b5c5ae
Timestamp:
Thursday 10 November 2022 at 16:06:59 UTC
()
Proposer:
Authorizers:
Gas used:
24