IN this C# WPF app I am displaying a small chart that has a count of number of patients per day. here you can see the last 2 have this issue, the code is for the one on the left
<Button x:Class="OPDashboard.Common.Modules.CNAPoorEating.Views.CnaPoorEatingTileView"
xmlns=" xmlns:x=" xmlns:mc=" xmlns:d=" xmlns:dx=" xmlns:vc="clr-namespace:Visifire.Charts;assembly=WPFVisifire.Charts"
mc:Ignorable="d"
designHeight="300" designWidth="300"
MinHeight="{StaticResource TileMinHeight}"
MinWidth="{StaticResource TileMinWidth}"
MaxHeight="{StaticResource TileMaxHeight}"
MaxWidth="{StaticResource TileMaxWidth}"
Command="{Binding Command}"
Template="{StaticResource TileControlTemplate}" >
<StackPanel Orientation="Vertical"
dx:ThemeManager.ThemeName="Office2007">
<vc:Chart x:Name="CNA_PoorEating"
Watermark="False"
Width="Auto"
Height="Auto"
VerticalContentAlignment="Stretch"
HorizontalContentAlignment="Stretch"
HorizontalAlignment="Stretch"
VerticalAlignment="Stretch"
MinHeight="200"
MinWidth="{StaticResource ChartMinWidth}"
CornerRadius="11,11,11,11"
RenderTransformOrigin="0.5,0.5"
FontSize="8"
Background="Transparent">
<vc:Chart.PlotArea>
<vclotArea Background="#00000000" />
</vc:Chart.PlotArea>
<vc:Chart.Titles>
<vc:Title Text="How many patients did not eat 50% in the past week" />
</vc:Chart.Titles>
<vc:Chart.AxesX>
<vc:Axis IntervalType="Days"
ValueFormatString="MMM-d"
Interval="1">
<vc:Axis.AxisLabels>
<vc:AxisLabels Angle="0" />
</vc:Axis.AxisLabels>
</vc:Axis>
</vc:Chart.AxesX>
<vc:Chart.Series>
<vcataSeries RenderAs="Column"
DataSource="{Binding CnaPoorEatingSource}"
XValueFormatString="MMM-d">
<vcataSeries.DataMappings>
<vcataMapping MemberName="XValue"
Path="Day" />
<vcataMapping MemberName="YValue"
Path="Count" />
</vcataSeries.DataMappings>
</vcataSeries>
</vc:Chart.Series>
</vc:Chart>
</StackPanel>
</Button>
<Button x:Class="OPDashboard.Common.Modules.CNAPoorEating.Views.CnaPoorEatingTileView"
xmlns=" xmlns:x=" xmlns:mc=" xmlns:d=" xmlns:dx=" xmlns:vc="clr-namespace:Visifire.Charts;assembly=WPFVisifire.Charts"
mc:Ignorable="d"
designHeight="300" designWidth="300"
MinHeight="{StaticResource TileMinHeight}"
MinWidth="{StaticResource TileMinWidth}"
MaxHeight="{StaticResource TileMaxHeight}"
MaxWidth="{StaticResource TileMaxWidth}"
Command="{Binding Command}"
Template="{StaticResource TileControlTemplate}" >
<StackPanel Orientation="Vertical"
dx:ThemeManager.ThemeName="Office2007">
<vc:Chart x:Name="CNA_PoorEating"
Watermark="False"
Width="Auto"
Height="Auto"
VerticalContentAlignment="Stretch"
HorizontalContentAlignment="Stretch"
HorizontalAlignment="Stretch"
VerticalAlignment="Stretch"
MinHeight="200"
MinWidth="{StaticResource ChartMinWidth}"
CornerRadius="11,11,11,11"
RenderTransformOrigin="0.5,0.5"
FontSize="8"
Background="Transparent">
<vc:Chart.PlotArea>
<vclotArea Background="#00000000" />
</vc:Chart.PlotArea>
<vc:Chart.Titles>
<vc:Title Text="How many patients did not eat 50% in the past week" />
</vc:Chart.Titles>
<vc:Chart.AxesX>
<vc:Axis IntervalType="Days"
ValueFormatString="MMM-d"
Interval="1">
<vc:Axis.AxisLabels>
<vc:AxisLabels Angle="0" />
</vc:Axis.AxisLabels>
</vc:Axis>
</vc:Chart.AxesX>
<vc:Chart.Series>
<vcataSeries RenderAs="Column"
DataSource="{Binding CnaPoorEatingSource}"
XValueFormatString="MMM-d">
<vcataSeries.DataMappings>
<vcataMapping MemberName="XValue"
Path="Day" />
<vcataMapping MemberName="YValue"
Path="Count" />
</vcataSeries.DataMappings>
</vcataSeries>
</vc:Chart.Series>
</vc:Chart>
</StackPanel>
</Button>