Flow price: --
c7de3cb61079a6a738be0523ef358792bbdaa6dbdc47d04f5aad0e8d3d6e5257

Transaction

Hash: c7de3cb61079a6a738be0523ef358792bbdaa6dbdc47d04f5aad0e8d3d6e5257
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c7de3cb61079a6a738be0523ef358792bbdaa6dbdc47d04f5aad0e8d3d6e5257:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c7de3cb61079a6a738be0523ef358792bbdaa6dbdc47d04f5aad0e8d3d6e5257
Status:
ERROR
Block height:
39866360
Block id:
ae353e171eb3af8f3a356e3dc396cec73d835833ac0faa585b1c5ca0b238e029
Timestamp:
Friday 28 October 2022 at 12:22:01 UTC
()
Proposer:
Authorizers:
Gas used:
48