Flow price: --
75bf90bb72d240316390b8bd2572ca368e906250fb1ccc05bc06903744ad1299

Transaction

Hash: 75bf90bb72d240316390b8bd2572ca368e906250fb1ccc05bc06903744ad1299
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 75bf90bb72d240316390b8bd2572ca368e906250fb1ccc05bc06903744ad1299:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
75bf90bb72d240316390b8bd2572ca368e906250fb1ccc05bc06903744ad1299
Status:
ERROR
Block height:
39957069
Block id:
688f7513b6d8a1cb6d68f52ebfcd814ce52eea3d72b0080b83727c33c50fab00
Timestamp:
Sunday 30 October 2022 at 00:35:58 UTC
()
Proposer:
Authorizers:
Gas used:
48