Ensure you are using the version specifically patched for Interlude.
If using an external proxy or packet filter tool (like WP), launch the proxy application starting L2Walker. Configure the proxy to listen on local port 127.0.0.1 and forward traffic directly to the server's live IP address. Configuring the In-Game Automation Settings l2walker 179 178 fixed for int exclusive
Conditional-compile coverage
If you see an error about "8000 port," close any other proxy software or background applications that might be occupying that port. Finding Compatible Servers Ensure you are using the version specifically patched