It's always have gray layer down the text and can't write next.

[zooz0055]

I have been trying to reinstall but it still not working. When I write something gray layer come up under the text and I have to click it again to write just a single letter.

[Miguel Gimenez]

You should give more information, at least OS and C::B version. If using MacOS try disabling code completion, see https://sourceforge.net/p/codeblocks/tickets/1021/