Flow price: --
44b5e2bff93f62fd18a2e0e670a209c0d295f21a2a6cea9884f999c14806bc59

Transaction

Hash: 44b5e2bff93f62fd18a2e0e670a209c0d295f21a2a6cea9884f999c14806bc59
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 44b5e2bff93f62fd18a2e0e670a209c0d295f21a2a6cea9884f999c14806bc59:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
44b5e2bff93f62fd18a2e0e670a209c0d295f21a2a6cea9884f999c14806bc59
Status:
ERROR
Block height:
40038096
Block id:
9cddb2aa8cef230cd2b0ed79f7061075a50805cd95107962a1952b0285c5704f
Timestamp:
Monday 31 October 2022 at 08:57:49 UTC
()
Proposer:
Authorizers:
Gas used:
47