Flow price: --
474b8a8c79a1c1490a9dd282e04b7f153f5bc1c6fd40b4309fc6df5cd6642c7a

Transaction

Hash: 474b8a8c79a1c1490a9dd282e04b7f153f5bc1c6fd40b4309fc6df5cd6642c7a
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:
  --> 474b8a8c79a1c1490a9dd282e04b7f153f5bc1c6fd40b4309fc6df5cd6642c7a: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:
474b8a8c79a1c1490a9dd282e04b7f153f5bc1c6fd40b4309fc6df5cd6642c7a
Status:
ERROR
Block height:
40261864
Block id:
495ae72e4c6ab843471bb95669e0811fd32ed09bfcb6bfe6dcda974f4df7b1b9
Timestamp:
Friday 4 November 2022 at 03:33:33 UTC
()
Proposer:
Authorizers:
Gas used:
23