Internal Server Error on 1and1 hosting account

 Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator at to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log.

Additionally, a 500 Internal Server Error error was encountered while trying to use an ErrorDocument to handle the request.

• Installation: software.
• Installation step: LICENSE
• Known to caused by: incorrect server configurations on 1and1 hosting account.
• Possible solution based on experience with 1and1 host:
  • open primary SkaDate .htaccess file
  • find following lines:

    Options +FollowSymLinks
    RewriteEngine On 

  • replace lines by:

    AddType x-mapp-php5 .php RewriteEngine ON 
    RewriteBase /
    Options +ExecCGI
    #Options +FollowSymLinks 

  • overall you should have:

    AddType x-mapp-php5 .php
    
    RewriteEngine ON
    RewriteBase /
    Options +ExecCGI
    #Options +FollowSymLinks
    
    AddEncoding gzip .gz
    AddEncoding gzip .gzip
    <FilesMatch "\.(js.gz|js.gzip)$">
    ForceType text/javascript
    </FilesMatch>
    <FilesMatch "\.(css.gz|css.gzip)$">
    ForceType text/css
    </FilesMatch>
    
    
    RewriteCond %{REQUEST_URI} !^/index\.php
    RewriteCond %{REQUEST_URI} !/ow_updates/index\.php
    RewriteCond %{REQUEST_URI} !/ow_updates/
    RewriteCond %{REQUEST_URI} !/ow_cron/run\.php
    RewriteCond %{REQUEST_URI} !/e500\.php
    RewriteCond %{REQUEST_URI} !/captcha\.php
    #RewriteCond %{REQUEST_URI} (/|\.php|\.html|\.htm|\.xml|\.feed|robots\.txt|\.raw|/[^.]*)$ [NC]
    RewriteCond %{REQUEST_FILENAME} (/|\.php|\.html|\.htm|\.xml|\.feed|robots\.txt|\.raw|/[^.]*)$ [NC]
    RewriteRule (.*) index.php 

• save your changes
• clear browser's cache and cookies and proceed with installation.

If above solution did not help, please contact 1and1 hosting for assistance with Internal Server Error.