Uploading files using the web interface works as expected, but adding files to your ownCloud sync directory on your computer causes them to not appear on the server.
Problem Resolution
This occurs because our security module is blocking the file upload. Please open a ticket asking that we implement the rule below on your server. Be sure to link to this article in your ticket.
##Allow Owncloud
<LocationMatch /remote.php>
<IfModule mod_security2.c>
SecRuleEngine Off
</IfModule>
</LocationMatch>