Flow price: --
f25cff0df1fbc06963b59ce03605a34fbb4b834996d00a0e5ad99db547d7e7ab

Transaction

Hash: f25cff0df1fbc06963b59ce03605a34fbb4b834996d00a0e5ad99db547d7e7ab
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f25cff0df1fbc06963b59ce03605a34fbb4b834996d00a0e5ad99db547d7e7ab: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:
f25cff0df1fbc06963b59ce03605a34fbb4b834996d00a0e5ad99db547d7e7ab
Status:
ERROR
Block height:
40029816
Block id:
8cf9be25d7c21504c2baea30685b4889b7a21aba8fcb1ab19aec3595a13ca014
Timestamp:
Monday 31 October 2022 at 05:38:56 UTC
()
Proposer:
Authorizers:
Gas used:
47