tlshell failure on x86_64-linux

[Robert Alessi]

On Tue, Mar 10, 2020 at 05:13:25PM +0100, Denis Bitouzé wrote:
> How do you access to "expert mode" in tlcockpit?

At the bottom of the window, there is an "Experts only" item which
gives you the ability to enter any tlmgr shell command.

> At least the default mode lets you specify, in Options → General... the
> destinations for symlinks for:
> 
> - binaries,
> - docs,
> - man pages.

I tried Options --> General, but nothing happened.  Strange.

> However, it seems to not provide the:
> 
> - "Update symbolic links",
> - "Remove symbolic links",
> 
> actions, as `tlmgr -gui` provides (in default mode: Actions → Handle
> symlinks in system dirs).

Maybe via the Experts only feature?