Flow price: --
5dd0319e7d6f3e70ece9cac05ed2bb7d09f373fde07ec8cd7a019dba67f3b713

Transaction

Hash: 5dd0319e7d6f3e70ece9cac05ed2bb7d09f373fde07ec8cd7a019dba67f3b713
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5dd0319e7d6f3e70ece9cac05ed2bb7d09f373fde07ec8cd7a019dba67f3b713:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5dd0319e7d6f3e70ece9cac05ed2bb7d09f373fde07ec8cd7a019dba67f3b713
Status:
ERROR
Block height:
40032463
Block id:
ce1c3e8a6415db6319165ae6f26de551ee54eab486f426f661f4a23707a75f3f
Timestamp:
Monday 31 October 2022 at 06:42:54 UTC
()
Proposer:
Authorizers:
Gas used:
48