Flow price: --
ba4c3396fa81c7610b5daa55f1268143bfea22835edc9d63891a5197005eebe7

Transaction

Hash: ba4c3396fa81c7610b5daa55f1268143bfea22835edc9d63891a5197005eebe7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ba4c3396fa81c7610b5daa55f1268143bfea22835edc9d63891a5197005eebe7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ba4c3396fa81c7610b5daa55f1268143bfea22835edc9d63891a5197005eebe7
Status:
ERROR
Block height:
39760295
Block id:
9359f9dd8d65d9181f6a426082300f204bd21d9a4172360a308ba3d472091277
Timestamp:
Wednesday 26 October 2022 at 17:35:45 UTC
()
Proposer:
Authorizers:
Gas used:
66