Gimp 2.8.18,2 plugins not working under 10.3

[Don Lewis]

On 22 Aug, scratch65535 at att.net wrote:
> I've installed, and then deleted and reinstalled, the package,
> and finally built it from ports.  Nothing works.  Trying to load
> some file to work on fails because of plugin error.
> 
> This is true for xpm, jpg, tif, gif, bmp, and png files.  Every
> plugin fails, the error message being the same, mutatis mutandis,
> in each case:  "plugin crashed".
> 
> (I'm a little confused on protocol:  where are port bugs properly
> reported?  Here?  Bugs.freebsd.org?  Both?  Somewhere else?)

Try setting this sysctl:

sysctl kern.ipc.shm_allow_removed=1

It is mentioned in the www/chromium pkg-message, but it fixes gimp as
well.