KB40347 - Known issues for Pulse Secure Desktop client fails to start with Error 1205 "Failed to Setup Virtual Adapter"

This article provides possible causes and solutions for Pulse Desktop Client fails to start with Error Code 1205 Failed to setup Virtual Adapter

Update: April 6th 2018

Starting in Feb 2018, Pulse Secure is aware of a wide-impacting issue with Windows 10 endpoints experiencing a "Failed to setup Virtual Adapter: 1205" message.  For more information, please refer to KB43717 - Pulse Secure Desktop client fails to connect on Windows 10 machines with an error message of "Failed to setup virtual Adapter (Error 1205)" when Windows Reliability Tool (prior to 10.0.14393.10020) is installed.


Please verify the following virtual adapters are installed and operational.

• Juniper Network Virtual Adapter
• Juniper Network Virtual Adapter Manager

If the following adapters do not appear or have a yellow triangle with an exclamation mark, please reinstall the Pulse Secure Desktop client again.

1. From the control panel, navigate to device manager.
2. From the device manager menu, click on View > Show hidden devices.

3. Ensure the following virtual adapters appear
   • Juniper Networks Virtual Adapter
   •  Juniper Networks Virtual Adapter Manager

Expected behavior:

• When creating a VPN connection, the Juniper Network Adapter will become visible.
• After the VPN has been disconnected, the Juniper Network Adapter should turn to a dimmed state.

If the behavior differs and the KB below do not resolve the issue, please open a support case at https://my.pulsesecure.net with the following data:

• Screenshot of device manager
• Copy of the Pulse logs (LogsAndDiagnostics.zip)

 

OS Affected	Root Case	Solution/KB ID
Windows 10 1607 and 1703	Windows Reliability Tool (prior to 10.0.14393.10020) remove Pulse INF cache file.	KB43717 - Pulse Secure Desktop client fails to connect on Windows 10 machines with an error message of "Failed to setup virtual Adapter (Error 1205)" when Windows Reliability Tool (10.0.14393.10020 and below) is installed.
Windows 8 and Below	Max Num Filters has been reached in registry	KB26656 - Pulse Secure Desktop Client installation fails on Windows PCs due to the maximum number of installed filter drivers
Windows 10 and Below	BFE needs to be installed in order to function	KB40228 - Pulse desktop client fails to start with Error 1205 "Failed to setup virtual adaptor"
Windows 7 Pro SP1 or Windows 8.1 Pro	When attempting to upgrade from 5.0x to 5.2x, users are being prompted for UAC credentials, even though Juniper Installer Service 8.0 is installed	KB40222 - Restricted users are unable to upgrade PCS clients although the Installer Service is installed.
Windows 7 and above	Compatibility issues with Cisco IP Communicator and Pulse Secure Desktop client	KB40351 - Compatibility issues with Cisco IP Communicator and Pulse Secure Desktop client
	Pulse Secure Desktop client connection fails with Error 1205 "Failed to Setup Virtual Adapter" when IPv6 pool is setup in VPN Connection Profile	KB41057 - Pulse Secure Desktop client connection fails with Error 1205 "Failed to Setup Virtual Adapter" when IPv6 pool is setup in VPN Connection Profile