I enable debug, and log. Still doing the same thing.

@anonymous20 here is the link to the wordpress site.  www.baywatcharms.com/mhfo it seems to work properly until the plugin is activated.  ...

what debugger should I install

@anonymous20 this is the error message that I am getting.  It shows up as soon as I activate plugin.   500: Internal server error Th...

As soon as I deactivate the plugin, it goes back to the original theme.