Flow price: --
4653da28e3ecab396f96cb4891204911fc1d47afe6dc0ea2bc33e07d7a734bd4

Transaction

Hash: 4653da28e3ecab396f96cb4891204911fc1d47afe6dc0ea2bc33e07d7a734bd4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4653da28e3ecab396f96cb4891204911fc1d47afe6dc0ea2bc33e07d7a734bd4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4653da28e3ecab396f96cb4891204911fc1d47afe6dc0ea2bc33e07d7a734bd4
Status:
ERROR
Block height:
39981796
Block id:
9b456e84c4eff096382d611e6163327f6a39c65fd2a14df8d16297ba8ac58b29
Timestamp:
Sunday 30 October 2022 at 10:28:21 UTC
()
Proposer:
Authorizers:
Gas used:
48