Flow price: --
58bc7fde9de9cb443d0bfa07b853c65d0691b07fc7c4fae43ce28c83e6c92eb5

Transaction

Hash: 58bc7fde9de9cb443d0bfa07b853c65d0691b07fc7c4fae43ce28c83e6c92eb5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 58bc7fde9de9cb443d0bfa07b853c65d0691b07fc7c4fae43ce28c83e6c92eb5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
58bc7fde9de9cb443d0bfa07b853c65d0691b07fc7c4fae43ce28c83e6c92eb5
Status:
ERROR
Block height:
40147629
Block id:
b6fa9837267f4c3cc3e64ab2479e039c9146950029590812bf16b181be0fb2c6
Timestamp:
Wednesday 2 November 2022 at 05:16:20 UTC
()
Proposer:
Authorizers:
Gas used:
50