Im getting the following message almost every seconds. What is causing this?

Does this give any clue where is the bottleneck?

2. TOPO: Cannot get object from Database, name is null
3. TOPO: Cannot get Ifc from Database, name is null
4. TOPO: Cannot get object from Database, name is null
5. MAP: Unable to process Property Update notification for 192.168.0.5. No ManagedMapObject found.
6. TOPO: Cannot get object from Database, name is null
7. MAP: Unable to process Property Update notification for 192.168.0.5. No ManagedMapObject found.
8. TOPO: Cannot get object from Database, name is null

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Regards,

Anandharaj
System Engineer (Unix / Linux)