Flow price: --
a1ad3f966c97450f65753c509c512f02e2facc055145a622051ae0d9fb4ac492

Transaction

Hash: a1ad3f966c97450f65753c509c512f02e2facc055145a622051ae0d9fb4ac492
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a1ad3f966c97450f65753c509c512f02e2facc055145a622051ae0d9fb4ac492:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a1ad3f966c97450f65753c509c512f02e2facc055145a622051ae0d9fb4ac492
Status:
ERROR
Block height:
39970004
Block id:
a8679187e9a76e365ab8178618da4e242c95effce2497f5080d5287d9fa84c65
Timestamp:
Sunday 30 October 2022 at 05:45:32 UTC
()
Proposer:
Authorizers:
Gas used:
48