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Internal Error <65540>

APPLIES TO:
  • Parallels Remote Application Server 15.5

Symptoms

When starting a published application in Parallels Client for Mac, following error message is displayed:

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Cause

Parallels Client 15.5 for Mac uses RemoteFX graphic acceleration.

Parallels Client for Mac doesn't support Lossless image quality for a RemoteFX graphic acceleration.

Resolution

Edit RemoteFX image quality GPO on Terminal Server(s):

  1. Start gpedit.msc and go to :

    Computer Configuration > Administrative Templates > Windows Components > Remote Desktop Services > Remote Session Environment
    
  2. Change “Configure image quality for RemoteFX Adaptive Graphics” value to High.

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  3. Alternatively, you may disable RemoteFX graphic acceleration in Parallels Client > Connection Properties > Display

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