Flow price: --
07accab1a608f0204f05c5ff15a90a063592cd80ed78e4be1a992f8f7e9c2daf

Transaction

Hash: 07accab1a608f0204f05c5ff15a90a063592cd80ed78e4be1a992f8f7e9c2daf
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 07accab1a608f0204f05c5ff15a90a063592cd80ed78e4be1a992f8f7e9c2daf: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:
07accab1a608f0204f05c5ff15a90a063592cd80ed78e4be1a992f8f7e9c2daf
Status:
ERROR
Block height:
39916972
Block id:
3496707b9cd80c54dc6891b4862eabdfbf5e32681d811f9018ec9cc6afc05401
Timestamp:
Saturday 29 October 2022 at 08:33:50 UTC
()
Proposer:
Authorizers:
Gas used:
50