black screen when launch ICA session after installing some scanner driver
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Article ID: CTX215168
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Updated On:
Description
Black screen when launch ICA session after installing some scanner driver (e.g. kodak i2400). After login from console, an error shows Dwm.exe crashes.

Resolution
Replace the picn20.dll from system32 and replace with the file from %ROOT%\Program Files\Citrix\ICAService.
Problem Cause
When install the driver, PICN20.dll was added to C:\Windows\System32 directory.
Citrix also uses a newer version of this file located under %ROOT%\Program Files\Citrix\ICAService.
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