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Every version of Firefox i try to install fails when hitting the NEXT Button

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I have versions 20 - 23.0.1 of Firefox. I click on the installer, the files are extracted, but when i click on the next button to start the install every version fails.

Problem signature:

 Problem Event Name:	APPCRASH
 Application Name:	setup.exe_Firefox
 Application Version:	1.0.0.0
 Application Timestamp:	4bc06cda
 Fault Module Name:	StackHash_af10
 Fault Module Version:	0.0.0.0
 Fault Module Timestamp:	00000000
 Exception Code:	00000000
 Exception Offset:	00000000
 OS Version:	6.1.7601.2.1.0.256.4
 Locale ID:	1033
 Additional Information 1:	af10
 Additional Information 2:	af10e1b7f52f433b5dfddc6fa75d9e78
 Additional Information 3:	3a32
 Additional Information 4:	3a32f4805dfc71fa9ecf9a3e11622dee
I have versions 20 - 23.0.1 of Firefox. I click on the installer, the files are extracted, but when i click on the next button to start the install every version fails. Problem signature: Problem Event Name: APPCRASH Application Name: setup.exe_Firefox Application Version: 1.0.0.0 Application Timestamp: 4bc06cda Fault Module Name: StackHash_af10 Fault Module Version: 0.0.0.0 Fault Module Timestamp: 00000000 Exception Code: 00000000 Exception Offset: 00000000 OS Version: 6.1.7601.2.1.0.256.4 Locale ID: 1033 Additional Information 1: af10 Additional Information 2: af10e1b7f52f433b5dfddc6fa75d9e78 Additional Information 3: 3a32 Additional Information 4: 3a32f4805dfc71fa9ecf9a3e11622dee

All Replies (3)

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what is your OS ?

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You can see the OS in the System Details List: Windows 6.1 -> Windows 7


Try to disable the real-time (live) scanning of files in your anti-virus software temporarily to see if that makes installing work.

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This article suggests also scanning for malware when the "fault module" is a StackHash: http://infopurge.tumblr.com/post/10438725843/what-is-stackhash

These three scanners are highly regarded (and free):