Flow price: --
6ff00e699031add9748186db35b6ebf9c06a43687351f01faa5cfa1807e33e21

Transaction

Hash: 6ff00e699031add9748186db35b6ebf9c06a43687351f01faa5cfa1807e33e21
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6ff00e699031add9748186db35b6ebf9c06a43687351f01faa5cfa1807e33e21:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6ff00e699031add9748186db35b6ebf9c06a43687351f01faa5cfa1807e33e21
Status:
ERROR
Block height:
40148487
Block id:
566a7e1af315f7f477e17f830c84c6ce304f5fb5bb594ed22bff13747c22ae5d
Timestamp:
Wednesday 2 November 2022 at 05:37:15 UTC
()
Proposer:
Authorizers:
Gas used:
47