The developers of FGO are notoriously protective of their IP. They employ aggressive anti-tamper measures (such as the recent shift to Unity encryption). When a private server updates to bypass these measures, the official developers often retaliate with new security patches that brick the private server clients. It is a game of cat-and-mouse that private server users rarely win in the long run.
This occurs when the server clock desyncs. Run ntp sync in your terminal or manually set your PC time to UTC+9 (Japan time). fgo private server updated
A private server update today could be gone tomorrow. These projects are often run by small teams or individuals who can shut down operations without warning—taking player progress with them. There is no "customer service" to contact if your account is wiped. The developers of FGO are notoriously protective of their IP
With Lasengle’s aggressive legal team shutting down F/GO Arcade rips and the GrandOrder wiki scraping tools, many assumed the private server scene would die. But the recent wave proves otherwise. It is a game of cat-and-mouse that private