Opmanager shows more VMs on dashboard than in Inventory

Opmanager shows more VMs on dashboard than in Inventory

Please explain why OpManager (build 11500) shows more VMs (Number of VMs on summary dashboard ) than in Inventory Details: Summary shows 9 VMs on host (fig1.jpg), but inventory only 7 VMs (fig2.jpg). Figures is attached.

Regards

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