This error is linked to a resource issue when using ImageMagick to edit images on the fly within your site.
[quote]libgomp: Thread creation failed: Resource temporarily unavailable
[/quote]
To mitigate this you can add the following line to the top of your .htaccess file in the public_html directory to configure the server to correctly process those requests/scripts:
SetEnv MAGICK_THREAD_LIMIT 1
