Should it happen that the client or server (but not both) get reinstalled or upgraded, it may happen that they get out of sync. Example: the server is updated with the version 1.3.1216, while the client was not updated, and still on the version 1.3.1215.

When you attempt to connect, a warning is displayed and you cannot proceed.

All GN4 client computers must be on the same GN4 version with all GN4 servers.

Error text

Version x.x.xxxx of the client is older than version x.x.xxx of the server at http://yyyyy.

Note

Sometimes, a different error may be displayed in such case:

See

Upgrading GN4