tab key (temporarily) locks keyboard

Thomas Wolff
Wed Oct 21 17:55:38 GMT 2020

Please don't "top-post" here.

Am 21.10.2020 um 19:45 schrieb Frank Eske via Cygwin:
> There may be some other key or key combination on the left side of the
> keyboard that's doing this also. While the tab key can reproducibly cause
> it, some other key combination might also.
> Since my bash version is Jan 27, 2017 and none of my .bash scripts have
> changed recently, xterm (Sep 20, 2020) seems like the most likely culprit.
> I did create a .fonts file for experimentation which is just now removed.
> (It's too early to tell whether that somehow created this problem.)
The issue has been explained and it's not related to xterm.

> On Sun, Oct 18, 2020 at 2:07 PM Frank Eske <> wrote:
>> If the tab key is entered as the first character running the bash shell on
>> an xterm terminal, the keyboard temporarily locks. Control-C writes ^C but
>> doesn't unlock it. This doesn't happen on Fedora. It also doesn't lock if a
>> space is typed first.
>> This occurs whether or not the xterm console is in an X environment.
>> For some reason I seem to accidentally do this a lot more often than I'd
>> like, so it's a real nuisance. I checked this mailing list for the last
>> four months and couldn't find " tab" or a useful "tab ", I find it
>> difficult to believe that I'm the first to see this, so maybe there's
>> something I changed that's making this happen. Any advice on what that
>> might be?
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