Avoid the conversion of dashed or dotted line patterns to a solid line pattern when you embed a Visio object in another document

Add the MetafileDashLineAsSolid registry entry to the following registry key:
* Visio 2007

HKEY_CURRENT_USER\Software\Microsoft\Office\12.0\Visio\Application

* Visio 2003

HKEY_CURRENT_USER\Software\Microsoft\Office\11.0\Visio\Application

On the Edit menu, point to New, and then click DWORD Value.
* 0: Do not substitute solid lines for dashed or dotted lines.
* 1: Only substitute solid lines for dashed or dotted lines in extreme situations.
* 2: Substitute solid lines for dashed or dotted lines when reasonable. (Default value)
* 3: Always substitute solid lines for dashed or dotted lines.