Flow price: --
5993a4063cbdcd2453486017b75cc0328e0acea7e1ee755fb15c41e3f81e9bf5

Transaction

Hash: 5993a4063cbdcd2453486017b75cc0328e0acea7e1ee755fb15c41e3f81e9bf5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5993a4063cbdcd2453486017b75cc0328e0acea7e1ee755fb15c41e3f81e9bf5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5993a4063cbdcd2453486017b75cc0328e0acea7e1ee755fb15c41e3f81e9bf5
Status:
ERROR
Block height:
40117817
Block id:
cd4a8bceb7457b06c475465d639b9889dec881b8eae9c10d8362d400027205ca
Timestamp:
Tuesday 1 November 2022 at 17:08:02 UTC
()
Proposer:
Authorizers:
Gas used:
46