It means that you need to login on minecraft.net and download new launcher.
Maybe the server is temporarily not available or you are using anjocaido's minecraft launcher. If you have that you need to download Hamachi and Type Server iD IP Password and Gate
If it says login failed its either because your username or password is wrong or youdon'thave internet at the moment
To fix it, restart minecraft, and in the launcher, click the options button next to the login button and click force update, than try again
Delete %appdata%\.minecraft and change your password. Then in the login screen, hit options and force update.
It means that you need to login on minecraft.net and download new launcher.
This happens if the minecraft launcher can't get access to the minecraft servers. If you play the game from the website first, then you will get access to an offline version through the launcher
This means that you havn't downloaded/bought the game. There should be an option that says, "play offline" if you want to use that.
You need to log in to an Premium Account the first time you install the launcher in order to play offline. However, sometimes the launcher fails to connect to Minecraft.net. Try a couple of times, if the problem persists check your internet connection, and also make sure Minecraft.net is not down for some reason.
No
you must log in with a premium account so it can download the packages
You cant play minecraft just by clicking the minecraft.jar you have to have the launcher. Winrar is for adding mod or editing it.
Maybe the server is temporarily not available or you are using anjocaido's minecraft launcher. If you have that you need to download Hamachi and Type Server iD IP Password and Gate
Um... did you try logging in? You still need to log in.
If it says login failed its either because your username or password is wrong or youdon'thave internet at the moment
To fix it, restart minecraft, and in the launcher, click the options button next to the login button and click force update, than try again
On the main launcher in the bottom left corner, click edit profile and make sure in the version box it says "Use Latest Version" at this point Minecraft will automatically update itself when an official update comes out.