Flow price: --
054df967173107ab2fc02df02256a68b4456a12d55a2f96fc9765d6bfc7704fd

Transaction

Hash: 054df967173107ab2fc02df02256a68b4456a12d55a2f96fc9765d6bfc7704fd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 054df967173107ab2fc02df02256a68b4456a12d55a2f96fc9765d6bfc7704fd: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:
054df967173107ab2fc02df02256a68b4456a12d55a2f96fc9765d6bfc7704fd
Status:
ERROR
Block height:
39878629
Block id:
01e3f75b585250fea3adf56c9daf70c67611e73d4da0792db76468e3ef573c1d
Timestamp:
Friday 28 October 2022 at 17:16:25 UTC
()
Proposer:
Authorizers:
Gas used:
48