Flow price: --
06ce87221357fe98fc069d8b9d9a801589c50a74f5972f10b6d1996cd93a2414

Transaction

Hash: 06ce87221357fe98fc069d8b9d9a801589c50a74f5972f10b6d1996cd93a2414
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 06ce87221357fe98fc069d8b9d9a801589c50a74f5972f10b6d1996cd93a2414:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
06ce87221357fe98fc069d8b9d9a801589c50a74f5972f10b6d1996cd93a2414
Status:
ERROR
Block height:
39996711
Block id:
54ab2340a9bc56a741c81167d49860575d3b6773d5f444b9f026c784e556e38b
Timestamp:
Sunday 30 October 2022 at 16:26:56 UTC
()
Proposer:
Authorizers:
Gas used:
49