Flow price: --
316a741c8ba347d06ce85d4f5adcbb6f46d589e745e8031b03df62e08e1edda6

Transaction

Hash: 316a741c8ba347d06ce85d4f5adcbb6f46d589e745e8031b03df62e08e1edda6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 316a741c8ba347d06ce85d4f5adcbb6f46d589e745e8031b03df62e08e1edda6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
316a741c8ba347d06ce85d4f5adcbb6f46d589e745e8031b03df62e08e1edda6
Status:
ERROR
Block height:
39885612
Block id:
7a838d629a037594effaa006b7fab9a9ad16faef7efeed95253d8897eb5c9036
Timestamp:
Friday 28 October 2022 at 20:03:46 UTC
()
Proposer:
Authorizers:
Gas used:
52