WBS BOM components not displayed in planned order

Hi Gurus,

Please help me in sloving this issue.

I added four components in WBS BOM with change number. After giving demand and MRP run, Planned orders are generated. In the planned order , those new components are missing.

Kindly provide the valauble input why these components are mssing in the palnned order components.

Thanks and regards,

Suman