This isn’t a helpline. This is a ‘community forum’ of other GL device users & some GL staff. If you don’t want to post logs there’s not much anyone can do for you. You can always email GL directly if you’re concerned about privacy/security.
@lecmipahu already directed you the VPN related logs. General system logs are located @
GL GUI → System → Logs. You can export them there.
All that said, I have a feeling this particular thread is related: