Bug ID 439280: Blue Screen error when installing VPN driver on Windows 8.1

Last Modified: Nov 07, 2022

Affected Product(s):
BIG-IP APM(all modules)

Known Affected Versions:
10.2.2, 10.2.4, 11.2.0, 11.2.1, 11.3.0, 11.4.0, 11.4.1, 11.5.0, 11.5.1, 11.5.1 HF1, 11.5.1 HF10, 11.5.1 HF11, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.5.1 HF5

Fixed In:
11.6.0, 11.5.1 HF6, 11.4.1 HF6, 11.2.1 HF15, 10.2.4 HF8

Opened: Nov 28, 2013

Severity: 3-Major

Related Article: K15776


If client components without BZ430965 fixed are installed and then uninstalled on Windows 8.1, then the F5 Networks VPN Adapter will be uninstalled only partially. A subsequent attempt to install VPN Adapter driver on such client machine may lead to blue screen error.


Difficulty installing F5 VPN software on client system.


VPN adapter not completed uninstalled


In order to completely uninstall VPN Adapter driver: 1) Open Device Manager. 2) In the main menu select View -> Show hidden devices. 3) Expand Network adapters. 4) Right-click on F5 Networks VPN Adapter. 5) In the popup menu select Uninstall. 6) In the next window check Delete the driver software for this device.

Fix Information

When installing VPN driver on Windows 8.1 with partially uninstalled VPN driver, BSOD no longer occurs.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips