Okay I manually changed the settings to what follows and it uploads, then gives a "File Uploading Error"

<items><item key="editor_width"><![CDATA[440]]></item><item key="editor_height"><![CDATA[640]]></item><item key="player_height"><![CDATA[435]]></item><item key="filesCount"><![CDATA[20]]></item><item key="filesUrl"><![CDATA[#filesUrl#]]></item><item see more key="fileSize"><![CDATA[100]]></item><item key="fileMaxSize"><![CDATA[100]]></item><item key="autoPlay"><![CDATA[true]]></item><item key="save"><![CDATA[true]]></item><item key="autoApprove"><![CDATA[true]]></item><item key="sameQuality"><![CDATA[true]]></item></items>