All Barracuda SSL VPNs, all firmware versions. Java 1.5 and Internet Explorer 9 installed on the client machine.
If at all possible, please upgrade to latest version of Java. If, for some reason, this is not possible, there is a workaround procedure below.
If you attempt to launch the SSL VPN Agent from Internet Explorer 9 when Java 1.5 is installed on the client machine, the VPN Agent may not launch.
To resolve this without the need to update any software:
Link to this page: