Flow price: --
c49d4c03a4851d073990ce74a4bb14bc001250c4a2e7a77b128160c7cd4e0578

Transaction

Hash: c49d4c03a4851d073990ce74a4bb14bc001250c4a2e7a77b128160c7cd4e0578
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c49d4c03a4851d073990ce74a4bb14bc001250c4a2e7a77b128160c7cd4e0578:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c49d4c03a4851d073990ce74a4bb14bc001250c4a2e7a77b128160c7cd4e0578
Status:
ERROR
Block height:
39861298
Block id:
4ed47212451aa7e531b47afb0972ac1d2b84e272cf356c536345b8ab757ddb8b
Timestamp:
Friday 28 October 2022 at 10:20:11 UTC
()
Proposer:
Authorizers:
Gas used:
46