Flow price: --
816e68fedd98af62f164678100a5ea9d8ea66167f1235447dcfd881b1ad00168

Transaction

Hash: 816e68fedd98af62f164678100a5ea9d8ea66167f1235447dcfd881b1ad00168
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 816e68fedd98af62f164678100a5ea9d8ea66167f1235447dcfd881b1ad00168:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
816e68fedd98af62f164678100a5ea9d8ea66167f1235447dcfd881b1ad00168
Status:
ERROR
Block height:
39946601
Block id:
acb34ac9193fc9a89bf8579b9ef897113b1d284e2073523aa7a63cceb6c74dfe
Timestamp:
Saturday 29 October 2022 at 20:29:31 UTC
()
Proposer:
Authorizers:
Gas used:
46