Flow price: --
0852e8af4942b29c110104ccb5ef60b804740cc8cfc661c731f9ef741b1baad0

Transaction

Hash: 0852e8af4942b29c110104ccb5ef60b804740cc8cfc661c731f9ef741b1baad0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0852e8af4942b29c110104ccb5ef60b804740cc8cfc661c731f9ef741b1baad0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
0852e8af4942b29c110104ccb5ef60b804740cc8cfc661c731f9ef741b1baad0
Status:
ERROR
Block height:
39868726
Block id:
cecb2d7228d3ba62db76d3aa80f08f7afd29f8d3416bafd131d67522b256a025
Timestamp:
Friday 28 October 2022 at 13:19:17 UTC
()
Proposer:
Authorizers:
Gas used:
48