Flow price: --
cc7f7b652e6fd1c018f4de10aee71e174f34bbfbb7be6259c7229a695420acd8

Transaction

Hash: cc7f7b652e6fd1c018f4de10aee71e174f34bbfbb7be6259c7229a695420acd8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cc7f7b652e6fd1c018f4de10aee71e174f34bbfbb7be6259c7229a695420acd8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
cc7f7b652e6fd1c018f4de10aee71e174f34bbfbb7be6259c7229a695420acd8
Status:
ERROR
Block height:
39960608
Block id:
edcfd822b4f3e2e9c25cb16aadc716d08fdf9f843c68b2025edaf0cc0d469ebd
Timestamp:
Sunday 30 October 2022 at 02:00:18 UTC
()
Proposer:
Authorizers:
Gas used:
50