When I log in to Battlenet in StarCraft 1, an error appears, so why is that?

starcraft-1 battlenet

When I log in to Battlenet in StarCraft 1, the error appears as shown below, why is that?

Your login information was incorrect. Please try again. [Error 3:11]

4230 2017-05-13 Gentleman

A. 1

Based on the content, I think you entered the wrong ID and password.

Gentleman 8 years ago 0

A. 2

Check your ID and password.

Gentleman 8 years ago 0

A. 3

Didn't you designate the server as a different server?
You have to create a new ID depending on the server, such as the Asian server or the fish server.

Gentleman 8 years ago 0

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