bug#4450: 23.1; encoding error loading .elc locks file

[Chong Yidong]

> I have .el files compiled in earlier versions of Emacs and
> I get an error trying to load them in 23.1
>
>   load-file: Invalid read syntax: "invalid multibyte form"
>
> I try to recompile them, but I get an error:
>
>   byte-compile-file: Removing old name: permission denied, 
> c:/djb/emacs/filemenu.e
>
> I must exit emacs to release the lock on the file, then
> I can open and byte-compile the .el file and load the .elc
>
> I've attached a copy of my existing filemenu.elc and filemenu.el
> but this occurs on other .elc files as well.
>
> In GNU Emacs 23.1.1 (i386-mingw-nt5.1.2600)
>  of 2009-07-30 on SOFT-MJASON

I can't reproduce this with the files you attached.  Maybe this is a
Windows-only issue, and one of the Emacs developers using Windows can
reproduce it.