Webex video crash in citrix VDI

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Citrix VDI specs: Windows 10, 1607 version.

User’s end point specs: Dell windows 10 1709 version.

Start webex meeting in citrix VDI - works fine. But when webex video is started, it crashes the citrix HDX engine stopped working.

Event viewer entry:

Faulting application name: WFICA32.EXE, version: 14.9.4000.9, time stamp: 0x5b7a823f Faulting module name: swscale-4.dll, version:, time stamp: 0x5807d28d Exception code: 0xc0000005 Fault offset: 0x00030922 Faulting process id: 0x4330 Faulting application start time: 0x01d44cab61bfe2d1 Faulting application path: C:\PROGRA~2\Citrix\ICACLI~1\WFICA32.EXE Faulting module path: C:\PROGRA~2\Citrix\ICACLI~1\swscale-4.dll Report Id: e0c8ecb8-3aab-4b08-9313-12369f896b18 Faulting package full name: Faulting package-relative application ID:

With web camera not supporting, it is switching to the default resolution of 352 x 288. Web camera fails to enumerate and gets redirected into the session as the Citrix HDX Webcam device.


To resolve the issue, configure the Citrix HDX Webcam on the user client device to switch to a device supported value. A common resolution for integrated cameras is 320 x 240 .

On your endpoint device add following registries

HKCU\software\citrix\HDXRealTime Name: DefaultWidth Type: REG_DWORD Value (decimal): 320

Name: DefaultHeight Type: REG_DWORD Value (decimal): 240

Name: EnableDeepcompress_Client Type: REG_DWORD Value: 0

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