Flow price: --
bd4385d6682e9f1450ecfa2b87e2e61ea55de11c932bf41e48641b23558567f9

Transaction

Hash: bd4385d6682e9f1450ecfa2b87e2e61ea55de11c932bf41e48641b23558567f9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bd4385d6682e9f1450ecfa2b87e2e61ea55de11c932bf41e48641b23558567f9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
bd4385d6682e9f1450ecfa2b87e2e61ea55de11c932bf41e48641b23558567f9
Status:
ERROR
Block height:
40032620
Block id:
f9543c57ef8cd564235ec48f266cb1a1d03b6c017703662b90ea31bf9ec83c28
Timestamp:
Monday 31 October 2022 at 06:46:44 UTC
()
Proposer:
Authorizers:
Gas used:
47