Flow price: --
5c16bb243023861f9256d46a9d8e983b7c2b7a2b74c387d7a40f5784e9ae87b1

Transaction

Hash: 5c16bb243023861f9256d46a9d8e983b7c2b7a2b74c387d7a40f5784e9ae87b1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5c16bb243023861f9256d46a9d8e983b7c2b7a2b74c387d7a40f5784e9ae87b1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5c16bb243023861f9256d46a9d8e983b7c2b7a2b74c387d7a40f5784e9ae87b1
Status:
ERROR
Block height:
39852541
Block id:
ffd61078011cb3a267623007ac7aa00d264e8a298b3220cc826f8a296e801c42
Timestamp:
Friday 28 October 2022 at 06:47:49 UTC
()
Proposer:
Authorizers:
Gas used:
46