bug#51934: 28.0.60; gnus-summary-delete-article will hang emacs if nnimap expunge to NO

[Feng Shu]

Lars Ingebrigtsen <larsi@gnus.org> writes:

> "Feng Shu" <tumashu@163.com> writes:
>
>>>>    651 NO System busy!
>>>>      NO System busy!
>>>>
>>>>    Process *nnimap* deleted
>>>
>>> Can you (setq debug-on-quit t) and `C-g' when it hangs?  Post the
>>> resulting backtrace.
>>
>> Debugger entered: ("Quit")
>>   nnimap-wait-for-response(296)
>>   nnimap-get-response(296)
>>   nnimap-command("UID EXPUNGE %s" "842,845")
>
>>>>    651 NO System busy!
>>>>      NO System busy!
>
> Hm...  I think the problem here is that the output from the IMAP server
> is buggy.  nnimap is waiting for this line:
>
> 651 NO System busy!
>
> but the server has appended
>
>   NO System busy!
>
> to the end of the buffer, so it's not finding that line.  What IMAP
> server softward is this with?

I do not know, it is imap server of https://mail.qq.com/

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