Flow price: --
de4ffc4470eeaaabf3b7914c8a7cd140d047ad12a9ede77d02b6b0f03910e877

Transaction

Hash: de4ffc4470eeaaabf3b7914c8a7cd140d047ad12a9ede77d02b6b0f03910e877
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> de4ffc4470eeaaabf3b7914c8a7cd140d047ad12a9ede77d02b6b0f03910e877:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
de4ffc4470eeaaabf3b7914c8a7cd140d047ad12a9ede77d02b6b0f03910e877
Status:
ERROR
Block height:
40038487
Block id:
9728be9de65f2b8357b0cb9bf49e85b6dcb6ae728c611baa4292db3a91646a3a
Timestamp:
Monday 31 October 2022 at 09:07:34 UTC
()
Proposer:
Authorizers:
Gas used:
46