Flow price: --
465cab9f4839e2ff7f74196fba27ceba33b8b05362c9051996b0045beb04f076

Transaction

Hash: 465cab9f4839e2ff7f74196fba27ceba33b8b05362c9051996b0045beb04f076
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 465cab9f4839e2ff7f74196fba27ceba33b8b05362c9051996b0045beb04f076:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
465cab9f4839e2ff7f74196fba27ceba33b8b05362c9051996b0045beb04f076
Status:
ERROR
Block height:
39762708
Block id:
f1e5bd593af7d9b51d8d4809dac55057f32f100adf61d81280d3f1cb28ea387e
Timestamp:
Wednesday 26 October 2022 at 18:34:11 UTC
()
Proposer:
Authorizers:
Gas used:
45