bug#53678: 29.0.50; Invalid read syntax: "#<" for package install in Windows

[Michael Heerdegen]

Shuguang Sun via "Bug reports for GNU Emacs, the Swiss army knife of
text editors" <bug-gnu-emacs@gnu.org> writes:

> No "#<" in the elc.
>
> A reproducible example is:
> - Install package `async` which includes `async-bytecomp`
> - M-x list-package
> - M-x async-bytecomp-package-mode (make sure
> `async-bytecomp-package-mode` is enabled)
> - M-x package-reinstall  <= `magit`

Maybe it appears in the communication with the other Emacs instance?

Michael.