diff --git a/Known-issues.md b/Known-issues.md
index 3bc06ac..f736560 100644
--- a/Known-issues.md
+++ b/Known-issues.md
@@ -308,7 +308,6 @@ If running TDJ in windowed mode with subscreen in a separate window (`-w` on, `-
  * Local EA server does not work for CCJ; it has been explicitly disabled.
  * CCJ is based on Unity. See [section on Unity Games](#Unity-based-Games) for various limitations.
  * Pressing Delete key occasionally breaks the game and causes I/O to stop working (seems to be a debug option). Recommended that you bind test button to some other key, or use a controller.
- * If you get an error while trying to card in (connecting to the server), check the logs for `FormatException: Input string was not in a correct format.` `at System.Number.ParseDouble` message. If you see that, this is due to your Regional Format settings in Windows (decimal separator issue). Change it to `English` or `Japanese`. See Issue #624.
 
 ## Mahjong Fight Girl