Tlmgr suddenly fails

[Alois Steindl]

Dear Siep,
thank you very much for your help.
It turned out, that removing the cygwin directory from the Path resolved 
the problem. I guess, that the tlmgr in the cygwin distribution (or 
maybe the perl package) caused the trouble.
With kind wishes
Alois

Am 12.01.2023 um 21:30 schrieb Siep Kroonenberg:
> On Wed, Jan 11, 2023 at 09:28:31PM +0100, Alois Steindl wrote:
>> Am 22.12.2022 um 21:26 schrieb Siep Kroonenberg:
>>> On Thu, Dec 22, 2022 at 08:18:57PM +0900, Norbert Preining wrote:
>>>> On Wed, 21 Dec 2022, Siep Kroonenberg wrote:
>>>>> lost contact with tlmgr, presumably because it crashed. On a freshly
>>>>> installed minimal TL for windows 10 it worked fine for me. I need to
>>>> Hmmm, could this be an issue between admin install and user install?
>>>> But then, why would it change just in the last 2 weeks or so.
>>>> Very strange.
>>> On my system, on a freshly installed admin install, tlshell still
>>> worked fine. I have no idea what is going on.
>>>
>> Dear Siep,
>>
>> I tried to find the source of tlshell, but didn't succeed.
> https://tug.org/svn/texlive/trunk/Master/source/tlgui/tlshell_UAC.zip
>
> But I do not think this will help you; it is just a wrapper invoking
> wish.exe with tlshell.tcl, if necessary restarting to acquire admin
> privileges. If you get a dialog box "backend gone" then wish.exe
> could at least start up.
>
> What happens if you start tlshell with an option '--verify-repo=none'?
>
> Maybe you can get some useful info from the sysinternals utilities
> (https://learn.microsoft.com/en-us/sysinternals/).
>