|Product:||Internet Security and Acceleration Server|
|Component:||ISA Server Services|
|Message:||The Firewall service stopped because an application filter module %1 generated an exception code %3 in address %2 when function %4 was called. To resolve this error, remove recently installed application filters and restart the service.|
|An application filter contains an invalid command.|
|After removing the application filter, restart the Firewall service. To restart the service, in the console tree of ISA Server Managment, click Monitoring, then in the details pane, click the Services tab. In the details pane, select the Firewall service, then in the Tasks tab, click Start.
If this does not resolve the problem, contact the component vendor.