I created an image and a mdwn with an ampersand in the filename.
This gaves me some error messages.
I renamed the files and committed.

> Ikiwiki does not allow files containing ampersands or most other non-alphanumeric characters.
> It will display a "skipping bad filename" warning if you have such files. --[[Joey]]

Even now, I still get the following error messages:

    Use of uninitialized value in substitution (s///) at /usr/lib64/perl5/vendor_perl/5.8.8/IkiWiki.pm line 764.
    Use of uninitialized value in substitution (s///) at /usr/lib64/perl5/vendor_perl/5.8.8/IkiWiki.pm line 768.
    Use of uninitialized value in concatenation (.) or string at /usr/lib64/perl5/vendor_perl/5.8.8/IkiWiki.pm line 773.
    Use of uninitialized value in concatenation (.) or string at /usr/lib64/perl5/vendor_perl/5.8.8/IkiWiki.pm line 773.
    Use of uninitialized value in concatenation (.) or string at /usr/lib64/perl5/vendor_perl/5.8.8/IkiWiki.pm line 773.
    Use of uninitialized value in concatenation (.) or string at /usr/lib64/perl5/vendor_perl/5.8.8/IkiWiki.pm line 773.

> To help with this I'd need to know, at a minimum, what version of ikiwiki you're using,
> and I'd really also probably need a copy of the source of the wiki you are trying to
> build with it. (If you'd like to email me a tarball, send it to joey@kitenet.net) --[[Joey]]