Many CAPI2 events ID 30 in events - due to AvastSvc.exe

Daily many events appear in event log as under, It says due to AvastSvc.exe and The certificate is not valid for the requested usage. Please advise.

Log Name: Microsoft-Windows-CAPI2/Operational
Source: Microsoft-Windows-CAPI2
Date: 06-Oct-15 08:58:22
Event ID: 30
Task Category: Verify Chain Policy
Level: Error
Keywords: Path Validation
User: kishor-PC\kishor
Computer: kishor-PC
Description:
For more details for this event, please refer to the “Details” section
Event Xml:



30
0
2
30
0
0x4000000000000001

16104


Microsoft-Windows-CAPI2/Operational
kishor-PC











The certificate is not valid for the requested usage.