Flow price: --
bac1303ecc355e244d56a954d11da1c90fa748f1c8d9ebe249efa4d1d6c50a80

Transaction

Hash: bac1303ecc355e244d56a954d11da1c90fa748f1c8d9ebe249efa4d1d6c50a80
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bac1303ecc355e244d56a954d11da1c90fa748f1c8d9ebe249efa4d1d6c50a80:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
bac1303ecc355e244d56a954d11da1c90fa748f1c8d9ebe249efa4d1d6c50a80
Status:
ERROR
Block height:
40086205
Block id:
479c5fad7850b1c9529f823d7ab41522437209120b5b56e00a09b8809e0518f7
Timestamp:
Tuesday 1 November 2022 at 04:18:59 UTC
()
Proposer:
Authorizers:
Gas used:
49