400 Bad Request Issue

I note related 404 errors still not resolved.
Recently tested a new subdirectory installation with no plugins
Several posts added and multisite not ena5bled
Custom structure permalinks resaved with /%categories%/%postname%/

Message revceived to edit .htaccess

AddType x-mapp-php5 .php
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /moneytalk/
RewriteRule ^index\.php$ - [L]
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . /moneytalk/index.php [L]
</IfModule>

In dashboard I can edit posts in Visual and html
however with preview posts
400 Bad request
Has anyone yet resolved the 400 Errors?