Flow price: --
b98b1a0965fde5b1c5bef5f01e2efe01670492763e48037c461b226202dfad57

Transaction

Hash: b98b1a0965fde5b1c5bef5f01e2efe01670492763e48037c461b226202dfad57
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b98b1a0965fde5b1c5bef5f01e2efe01670492763e48037c461b226202dfad57:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b98b1a0965fde5b1c5bef5f01e2efe01670492763e48037c461b226202dfad57
Status:
ERROR
Block height:
40044468
Block id:
b04736382f59c2b05f324727202318f01f868a3a6529459c2906d192d82601d3
Timestamp:
Monday 31 October 2022 at 11:32:22 UTC
()
Proposer:
Authorizers:
Gas used:
50