The application filter (%2, CLSID=%3) performed an illegal operation inside the Firewall service process at method %1. The Firewall service terminated. To resolve this error, remove recently installed application filters and restart the service. If this does not resolve the problem, contact the component vendor.

Details
Product: Internet Security and Acceleration Server
Event ID: 14056
Source: Microsoft ISA Server Control
Version: 4.0.3443.594
Component: ISA Server Services
Message: The application filter (%2, CLSID=%3) performed an illegal operation inside the Firewall service process at method %1. The Firewall service terminated. To resolve this error, remove recently installed application filters and restart the service. If this does not resolve the problem, contact the component vendor.
   
Explanation
An application filter contains an invalid command.
   
User Action
After removing the application filter, restart the Firewall service. To do this, in the console tree of ISA Server Management, click Monitoring. In the details pane, click the Services tab, and then select Microsoft Firewall service. On the Tasks tab, click Start Selected Services.
If this does not resolve the problem, contact the component vendor.

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