Report Exception when choose Chart Line with Markers
<p>i choose chart Line with Markers or smooth Line with Markers  after that immediatly when i add Values it throw exception</p>

<p>An unhandled exception of type 'System.FormatException' occurred in Microsoft.ReportingServices.Designer.Controls.dll</p>

<p>Additional information: .75pt is not a valid unit designator. Valid unit designators are in, mm, cm, pt, pc.</p>

<p><a href="https://i.stack.imgur.com/CTvTB.png" rel="nofollow noreferrer">image exception</a></p>

<p><a href="https://i.stack.imgur.com/ZsSpW.png" rel="nofollow noreferrer">Image Error</a></p>

<p>in contrast when i choose other type of chart it works fine</p>