AutoCad was unable to start correctly


Issue:
When you start up an AutoCAD 2015-based program, the following error message is displayed:
THE APPLICATION WAS UNABLE TO START CORRECTLY (0XC0000142). CLICK OK TO CLOSE THE APPLICATION.


or


In some cases AutoCAD will not show this error and will simply not start and provides no error message.
The startup errors may reference LMU.EXE, or the event log may refer to a crash of MSHTML.DLL.

Causes:

Possible causes include incorrectly registered DLL files, incompatible DLLs, or another program may be preventing AutoCAD from running. Possible conflicting software includes:
Program called "Search Protect" or "SW booster"
Incorrectly switched reg key NVIDIA drivers
Beyond Trust "Trusted Desktop" BTPLOAD64.DLL
Adobe Acrobat 9 Pro Extended ACAPTURE64.DLL and ACAPTURE32.DLL
Corrupted C++ installation
Antivirus or Protection Packages

Solution:

Uninstall "Search Protect" or "SW Booster" or "Performance Optimizer"
1. Open the Window Control Panel
2. Access the installed program list
3. Select and Uninstall "Search Protect"
4. Start AutoCAD



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