Flow price: --
d8248eaa8c92abe9b01f098b09b00b437efffce8798ea0af0300cb79901a47e5

Transaction

Hash: d8248eaa8c92abe9b01f098b09b00b437efffce8798ea0af0300cb79901a47e5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d8248eaa8c92abe9b01f098b09b00b437efffce8798ea0af0300cb79901a47e5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d8248eaa8c92abe9b01f098b09b00b437efffce8798ea0af0300cb79901a47e5
Status:
ERROR
Block height:
39989587
Block id:
5d5217ac44705d1585aff497dd08ca34dbecfed7f150c44dadbcfbed390cb661
Timestamp:
Sunday 30 October 2022 at 13:35:55 UTC
()
Proposer:
Authorizers:
Gas used:
52