Flow price: --
ff8616f551ecab7ca5e3a6da2393d06d584f1c385a3834f1f24f7719d280b2e4

Transaction

Hash: ff8616f551ecab7ca5e3a6da2393d06d584f1c385a3834f1f24f7719d280b2e4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ff8616f551ecab7ca5e3a6da2393d06d584f1c385a3834f1f24f7719d280b2e4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ff8616f551ecab7ca5e3a6da2393d06d584f1c385a3834f1f24f7719d280b2e4
Status:
ERROR
Block height:
39819292
Block id:
7880a6d317b8ee7e7992420a39348a6c7b6caba1f4851cd81f7c465cac877ae5
Timestamp:
Thursday 27 October 2022 at 17:22:52 UTC
()
Proposer:
Authorizers:
Gas used:
50