Flow price: --
6d35588f4cb69cd2614b9c20da344f5e18af3d28c10fa17a448bd5f244e2733c

Transaction

Hash: 6d35588f4cb69cd2614b9c20da344f5e18af3d28c10fa17a448bd5f244e2733c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6d35588f4cb69cd2614b9c20da344f5e18af3d28c10fa17a448bd5f244e2733c: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:
6d35588f4cb69cd2614b9c20da344f5e18af3d28c10fa17a448bd5f244e2733c
Status:
ERROR
Block height:
40084109
Block id:
1d88901a2189cf6d5f872a9e956d589e887f2daafbf4985e7ffaa1467f1e88ee
Timestamp:
Tuesday 1 November 2022 at 03:27:40 UTC
()
Proposer:
Authorizers:
Gas used:
69