If you have a custom plant break down structure (PBS), and you are upgrading from SmartPlant Foundation 2008, you must create a file with the following XML code, and then load the file to SmartPlant Foundation after you have completed upgrading your sites. The load file allows SmartPlant Foundation to recognize your custom PBS.
<Container>
<DirectedGraphDef>
<IDirectedGraphDef GraphDefn="+ISPFPlant/+ISPFPlant/,SPFPlantAreas_21/Areas/+ISPFPlant,SPFFunctionalAreaUnits_21/Units/Areas" />
<IObject UID="DGD_PBS" Name="PBS" />
<ISchemaObj />
</DirectedGraphDef>
<Rel>
<IObject UID="DGD_PBS.ISPFPlant" />
<IRel UID1="DGD_PBS" UID2="ISPFPlant" DefUID="GraphDefInterfaceDef" IsRequired="False" OrderValue="0" />
<ISchemaObj />
</Rel>
</Container>