Flow price: --
745aaa9d815de1681d0ea673b0b1e87f3821836d544cbf7be91892e8a2966329

Transaction

Hash: 745aaa9d815de1681d0ea673b0b1e87f3821836d544cbf7be91892e8a2966329
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 745aaa9d815de1681d0ea673b0b1e87f3821836d544cbf7be91892e8a2966329:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
745aaa9d815de1681d0ea673b0b1e87f3821836d544cbf7be91892e8a2966329
Status:
ERROR
Block height:
39744525
Block id:
f3daef92ae5053b6c0de0825b457a40bceb9f37bffaeb3caa524a89c0e73874a
Timestamp:
Wednesday 26 October 2022 at 11:15:00 UTC
()
Proposer:
Authorizers:
Gas used:
49