because the server isn't on
Client outdated means that the client (the software used to connect to the server) is out of date. You need to update your version of Minecraft.
If it says outdated client, it means the server is at a newer version than you are. You need to update your game to be able to play on the server.
Either the server needs to update or you need to update.
A. The PTR resource record.
you cant you have to connect to the enternet if you have access
Generally, because the server is offline, or the cache isn't valid with the client you're running
dynamic
delete a mod maybe and force the update?
It usually means the server version is older then your game version. Every time Minecraft updates they usually update the server also.
You update your minecraft or get the older version. If your minecraft version doesn't match the server's version, then you can't join it no matter what you do.
There may be several reasons you would be unable to connect to your own server on Minecraft. First check to make sure you have not typed in the Ip address wrong. Second, make sure you are running the latest Minecraft server software(You have to download a new version after every Minecraft update). Thirdly, you cannot connect to a server using the computer that is running the said server.
Processing the game's updates, it is also a backup server in case a server goes down during an update, with out the update server, Runescape won't be able to update as quickly as jagex plan.