When you run Avast in Windows 8.1 or Windows Server 2012 R2, you receive a Stop error message that resembles the following:
STOP: 0x00000139 (parameter1, parameter2, parameter3, parameter4)
Stop error 0x00000139 describes a KERNEL_SECURITY_CHECK_FAILURE issue.
The parameters in this Stop error message vary, depending on the configuration of the computer.
Not all "STOP: 0x00000139" errors are caused by this issue.
To resolve this issue, install update 2919355. For more information about how to obtain update 2919355, click the following article number to view the article in the Microsoft Knowledge Base:
2919355 Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 Update April, 2014
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates
The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products.