2834281 - Warning message appears while checking the consistency of a Production Model

When checking the consistency of  Production Model DEF, Warning message appears.  *DEF refers to Production Model id, *DEF1 refers to Production Bill of Material id.

One or more line items from variant 1 of BoM DEF1 are not assigned to segment DEF

SAP Business ByDesign

1. Go to the Planning and Production Master Data work center.
2. Select the Production Models view.
3. Select Production Model DEF and choose Edit button.
4. Select the Check Consistency button.
5. Warning messages appears

Under Product Assignment  tab in Production Model assignment of products to an activity (Example ACT_002) is missing. 
Note : All the Products assigned to Make Operation should be Supply to Production, because the products in Make and Supply Task need to match.

1. Go to the Planning and Production Master Data work center.
2. Select the Production Models view.
3. Select Production Model DEF and choose Edit button.
4. Navigate to Bill of Operation Tab and navigate to sub tab Product Assignment
5. Select any activity and select “Assign Line Item Group to Activity”. 

One or more line items from variant 1 of BoM DEF1 are not assigned to segment DEF, Warning message appears when checking the consistency , KBA , AP-PMM-PM , Production Model , Problem