Symptoms
- Parallels Client for Windows is crashing shortly after start.
- The faulting module when you launch Parallels Client is AppServerClient.exe with the following crash signature
faulting application name: APPServerClient.exe, version: 17.1.21792.0, time stamp: 0x5ec4ecc5
Faulting module name: gdi32full.dll, version: 10.0.18362.900, time stamp: 0xed06892c
Exception code: 0xc000041d
Fault offset: 0x00000000000d11b0
Faulting process id: 0x2420
Faulting application start time: 0x01d63fe52b97a476
Faulting application path: C:\Program Files\Parallels\Client\APPServerClient.exe
Faulting module path: C:\WINDOWS\System32\gdi32full.dll
Report Id: cf4fa14a-ecfa-463b-90f7-4b00397ff910
Faulting package full name:
Faulting package-relative application ID:
Application Error 1000 (100)
Faulting module name: gdi32full.dll, version: 10.0.18362.900, time stamp: 0xed06892c
Exception code: 0xc000041d
Fault offset: 0x00000000000d11b0
Faulting process id: 0x2420
Faulting application start time: 0x01d63fe52b97a476
Faulting application path: C:\Program Files\Parallels\Client\APPServerClient.exe
Faulting module path: C:\WINDOWS\System32\gdi32full.dll
Report Id: cf4fa14a-ecfa-463b-90f7-4b00397ff910
Faulting package full name:
Faulting package-relative application ID:
Application Error 1000 (100)
Cause
The following Microsoft updates causing the issue
Windows 10:
Windows 8.1 and Windows Server 2012
Resolution
Starting from June 16th, Microsoft released the fix. Please install the following Microsoft updates:
Windows 10
- Windows 10, version 2004 KB4567523
- Windows 10, version 1909 and 1903 KB4567512
- Windows 10, version 1809 KB4567513
- Windows 10, version 1803 KB4567514
Please reboot the PC after installing the update.
Windows 8.1 and Windows Server 2012
Please reboot the PC after installing the update.
Workaround #1
Please uninstall the 64-bit Parallels Client for Windows and use the 32-bit version (Full or Basic) which can be downloaded from here: Download links
Workaround #2
For Windows 10:
Uninstall the following Microsoft updates:
Windows 8.1 and Windows Server 2012
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