How to Fix the 500 Error for Wordpress SEO Ultimate on 1and1.com Hosting

When you are using Wordpress on 1and1.com hosting and want to install the SEO Ultimate plugin you will get the following error message:

Error 500 – Internal Server Error

Here is how to fix the "Error 500":

1. Create a file called "php.ini" in the /wp-admin/ directory of your blog.
2. In the file add the text "memory = 20MB" without the quotes.

That's it! Once the memory limit is increased, you should be able to install SEO Ultimate plugin without problem.