Flow price: --
668af021d5706d14e284e55cb71fce22afd1dc6899b0c8e19c11d9a58c42e9c5

Transaction

Hash: 668af021d5706d14e284e55cb71fce22afd1dc6899b0c8e19c11d9a58c42e9c5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 668af021d5706d14e284e55cb71fce22afd1dc6899b0c8e19c11d9a58c42e9c5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
668af021d5706d14e284e55cb71fce22afd1dc6899b0c8e19c11d9a58c42e9c5
Status:
ERROR
Block height:
39911502
Block id:
d16c8f3137caf35427b0d464ccdbcd26141c8bd1e24502053fc6ac2714410ac9
Timestamp:
Saturday 29 October 2022 at 06:22:06 UTC
()
Proposer:
Authorizers:
Gas used:
46