Flow price: --
078d70d56dc3644ca43521a8b593776f9cd8191c895d41f83a23a551cb6e5745

Transaction

Hash: 078d70d56dc3644ca43521a8b593776f9cd8191c895d41f83a23a551cb6e5745
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 078d70d56dc3644ca43521a8b593776f9cd8191c895d41f83a23a551cb6e5745:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
078d70d56dc3644ca43521a8b593776f9cd8191c895d41f83a23a551cb6e5745
Status:
ERROR
Block height:
39884412
Block id:
579a22f74fc663008c311255b1205da50dd9c3ba21b748c415524c00dea40aa2
Timestamp:
Friday 28 October 2022 at 19:35:22 UTC
()
Proposer:
Authorizers:
Gas used:
50