Are you still facing the issue? I might be able to help you out. Here are some more reasons why it might be happening: A corrupted database – Bad plugins, addons, themes and data-transfer interruptions might leave your database short of tables or completely corrupted at worst. Corrupted WordPress files Found this on: http://www.wpkube.com/how-to-fix-error-establishing-database-connection-in-wordpress/
@Jutta, this is a hard question to answer. Many unknowns. What you may do is to understand the error. WordPress may have the error log. Set define( ‘WP_DEBUG_LOG’, true ); in your config file, and then you need to check the results as per this article. Note that this allows you to write to /wp-content/debug.log … Read more
I think that is a function of the theme, which will return that message under whatever conditions it defined. (Hard to say exactly what file of the theme, since you didn’t specify the theme name. But a search for that phrase should find the file.) If I am correct, then you should (best practice) make … Read more
Check Title Unique Or Not and If not error message and dont save
‘Invalid post type’ error when importing from one site to another
wp_generate_attachment_metadata generates 503 Service Unavailable or 500 timeout errors
Why i getting blank user_activation_key in get_user_by( ‘login’, $login ) function?
From what I read on the plugins description it’s compatible with WP 2.9.2. Next to that I assume from the description that it interacts with the theme a lot. I would therefore install the Default (WordPress Theme) and try if it works with that theme. Maybe it works with this theme? Maybe you just run … Read more
Thanks everyone for your suggestions – the page is now back up and running, but I am not certain why. My theory is that I actually fixed it by deleting the .htaccess file which I removed from the root of /public_html and assumed would be recreated by WordPress. It’s not been replaced in the /public_html … Read more
The solution I found was to get in touch with my webhost and have them up the PHP memory limit on my account from 64MB to 128MB. The problem went away after that.