数据库发生错误。

<?xml version="1.0" encoding="UTF-8"?>

	<fields>
			<fieldset name="basic" label="Basic">

				<field name="padding" 
					type="custom"
					custom_type="fourinputs"
					default=""
					sizes="all"
					label="unite_setting_notext"
					label_desktop="Column Padding"
					label_tablet="Column Padding - Tablet"
					label_mobile="Column Padding - Mobile"
					description_desktop="The padding or the column"
					description_tablet="The padding or the column in tablet screen size (768px and less)"
					description_mobile="The padding or the column in mobile screen size (less then 480)"
					>
				</field>

				<field name="margin" 
					type="custom"
					custom_type="fourinputs"
					onlytopbottom="true"
					default=""
					sizes="all"
					label="unite_setting_notext"
					label_desktop="Column Margin"
					label_tablet="Column Margin - Tablet"
					label_mobile="Column Margin - Mobile"
					description_desktop="The margin or the column"
					description_tablet="The margin or the column in tablet screen size (768px and less)"
					description_mobile="The margin or the column in mobile screen size (less then 480)"
					>
				</field>
	
				<field name="space_between_addons_draw" 
					type="custom"
					custom_type="inputwithsize"
					prefix="col_space_between_addons"
					default=""
					sizes="all"
					label="unite_setting_notext"
					label_desktop="Space Between Addons"
					label_tablet="Space Between Addons - Tablet"
					label_mobile="Space Between Addons - Mobile"
					description_desktop="The vertical space between addons of the row"
					description_tablet="The vertical space between addons of the row in tablet screen size (768px and less)"
					description_mobile="The vertical space between addons of the row in mobile screen size (less then 480)"
					>
				</field>
				
				
				<field name="col_space_between_addons" 
					type="text"
					default=""
					label="Space Between Addons"
					unit="px"
					nodraw="true"
					type_number="true"
					description="The vertical space between addons of the column">
				</field>
				
				
				<field type="hr"></field> 
				
				<field name="hide_in_desktop" 
					type="checkbox"
					default="false"
					label="unite_setting_notext"
					text_near="Hide In Desktop"
					description="Hide the column in desktop (width more then 768px)"
					>
				</field>
				
				<field name="hide_in_tablet" 
					type="checkbox"
					default="false"
					label="unite_setting_notext"
					text_near="Hide In Tablet"
					description="Hide the column In Tablet (width less then 768px and more then 480px)"
					>
				</field>

				<field name="hide_in_mobile" 
					type="checkbox"
					default="false"
					label="unite_setting_notext"
					text_near="Hide In Mobile"
					description="Hide the column In Mobile (width less then 480px)"
					>
				</field>
				
				<!-- Size Related Settings -->
				
				<field name="col_space_between_addons_tablet" 
					type="text"
					default=""
					label="Space Between Addons Tablet"
					unit="px"
					nodraw="true"
					description="The vertical space between addons of the column in tablet screen size (768px and less)">
				</field>
			
				<field name="col_space_between_addons_mobile" 
					type="text"
					default=""
					label="Space Between Addons Mobile"
					unit="px"
					nodraw="true"					
					description="The vertical space between addons of the column in mobile screen size (less then 480)">
				</field>
				
			</fieldset>
			
			<fieldset name="design" label="Design" loadfrom="design"></fieldset>						
			
			<fieldset name="background" label="Background" loadfrom="background"></fieldset>						
									
			<fieldset name="common_hidden" loadfrom="common_hidden"></fieldset>		
			
			<fieldset name="advanced_settings" label="Advanced">
			
				<field name="col_class" 
					type="text"
					default=""
					label="Column Css Class"
					description="additional css class of the column">
				</field>
							
				<field name="col_css" 
					type="textarea"
					default=""
					label="Column Add Css"
					description="Any css you want to add to column div">
				</field>
				
				<field name="col_css_tablet" 
					type="textarea"
					default=""
					label="Column Tablet Add Css"
					showin="tablet"
					description="Any css you want to add to column div in tablet screen size">
				</field>
				
				<field name="col_css_mobile" 
					type="textarea"
					default=""
					label="Column Mobile Add Css"
					showin="mobile"
					description="Any css you want to add to column div in mobile screen size">
				</field>
				
			</fieldset>
			
			<fieldset name="animation" label="Animation" loadfrom="animation"></fieldset>
			
	</fields>