Flow price: --
894932a98f39eec8bdeb822bed5028b268f6cb8cb1e29323f14c638b9acb7aea

Transaction

Hash: 894932a98f39eec8bdeb822bed5028b268f6cb8cb1e29323f14c638b9acb7aea
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 894932a98f39eec8bdeb822bed5028b268f6cb8cb1e29323f14c638b9acb7aea: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:
894932a98f39eec8bdeb822bed5028b268f6cb8cb1e29323f14c638b9acb7aea
Status:
ERROR
Block height:
39753124
Block id:
4e79ed566ce8ec96d3b2d9ab8d07fb4438a5d46b24e905ad57c71b9ebce8377f
Timestamp:
Wednesday 26 October 2022 at 14:42:15 UTC
()
Proposer:
Authorizers:
Gas used:
49