Flow price: --
2460b1fb979a8ab08861ece3e1de53ef986f87e7a96d5a66cfb830d6bea48683

Transaction

Hash: 2460b1fb979a8ab08861ece3e1de53ef986f87e7a96d5a66cfb830d6bea48683
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2460b1fb979a8ab08861ece3e1de53ef986f87e7a96d5a66cfb830d6bea48683:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2460b1fb979a8ab08861ece3e1de53ef986f87e7a96d5a66cfb830d6bea48683
Status:
ERROR
Block height:
39840913
Block id:
38a54692568eef90bbef4699955eeaffa4b1deec3e2f68b467ee3e6b64900575
Timestamp:
Friday 28 October 2022 at 02:07:01 UTC
()
Proposer:
Authorizers:
Gas used:
49