The .NET Framework is a software framework for Microsoft Windows operating systems. It includes a large library, and it supports several programming languages which allows language interoperability

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What version(s) of the .NET framework are included in windows 8?

If I install windows 8 what version(s) of the .NET framework will be installed before any auto-updating? What about after applying any automatic updates?
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5answers
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Do I need all Microsoft .NET Framework versions?

I have 4 Microsoft .NET Framework versions: 1.1 2.0 Service Pack 2 3.0 Service Pack 2 3.5 SP1 Do I need them all?
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2answers
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Does Windows 7 have .NET 4 installed by default?

I offered software where .NET 4.0 is needed and promised, that Windows 7 already comes with this framework. If not, the user can use the integrated "Windows Update" function to install the framework. ...
16
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3answers
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How do I install .NET framework 1.1 for Windows 7

The problem: Lord of the Rings Online required .NET framework 1.1 to be installed. It will not recongize other higher versions. Downloading the standalone installer yields exceptions at the end of the ...
15
votes
4answers
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What version of .NET am I running?

In Windows 7, how do I tell what version of the .NET framework I have installed? In previous operating systems, (i.e. Vista/XP), I was able to go to Add/Remove Programs and it'd show all the versions ...
13
votes
1answer
34k views

How to enable .NET Framework 3.5 on Windows 8 without downloading it?

Since I installed Windows 8 Preview on my personal computer, during the installation of some programs and drivers (Windows 7 ones) it started to pop me a message warning that .NET Framework 3.5 was ...
13
votes
2answers
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How do I set an executable's working directory via the command line, prior to executing it?

If I run a program on the command line whose location is resolved through the Path environment variable, the program's working directory is generally set to its installation directory. I would like ...
11
votes
4answers
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How do I install .NET Framework 3.5 on Windows 7?

I need to install version 3.5 of the .NET Framework in Windows 7, but when I try to install it, it shows the following error: "Turn on/off .NET Framework" option in System Features I tried doing ...
11
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2answers
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How can I compile a .NET project without having Visual Studio installed?

I want to compile a .NET/C# project, but I don't want to install Visual Studio to do this. What tools do I need and how can I compile the project?
10
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3answers
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Windows 8 asks DotNet 3.5 to install DotNet 3.5

While trying to install some tools in Windows 8, it showed me a nice message saying it requires DotNet framework. Well, it's fine. But the bad part is I have offline installers for v2.0 and v3.5. ...
10
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8answers
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Why install for “just me” as opposed to “everybody”?

I'm using windows installer for a client's app, and they are complaining that sometimes multiple instances of an app appear on the computers they are using for testing. This problem has gone away ...
10
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3answers
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200MB .mzz files in .NET 4.0 directory, what are they?

I am trying to make some space on a small C: drive and a search for large files has turned up two that I do not understand and cannot find a good description. C:\WINDOWS\Microsoft.NET\Framework\v4.0....
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7answers
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What does the percent CPU mean?

I am watching my CPU percent utilization by a process. How does a process use only 50% CPU? Doesn't a process use 100% then 0%, then 100%? Its not like every other instruction is a different program.
8
votes
4answers
6k views

Quickest way to find the latest installed version of the .NET framework?

I always forget what version(s) of the .NET framework (and their service packs) I've got installed. Whenever I need to find out, I end up trawling through a long list of updates performed by Windows ...
8
votes
5answers
39k views

error 1325 <username> is not a valid short File Name

While trying to install *.msi or file on a windows 7 operating system I got the following error: error 1325 <username> is not a valid short File Name How can I fix this issue so the install ...
7
votes
4answers
59k views

How can I install .NET framework 3.5 on XP machines without internet connection?

I want to install .NET framework 3.5 on a couple of machines that do not have internet access. If I install the "no internet access"-package it still wants to download something. How can I figure out ...
7
votes
1answer
24k views

.NET 3.5 installation comes up with Error 0x800F0906, then 0x800F0081F using dism

I've recently tried installing .NET 3.5 for an application on Windows 8.1. I used the OS's popup thing to download/install .NET 3.5 and always get error code 0x800F0906. Upon further research, I ...
7
votes
1answer
426 views

Meaning of \b in .Net Regular Expressions [closed]

Microsoft has a nifty quick reference card for .Net Regular Expressions. But it seems to list \b as both matching Backspace and also matching "On word boundary". Which is it? Can \b really do both? ...
7
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2answers
27k views

Error 0x800F0906 while installing .Net 3.5 on Windows 8

Windows 8 comes with the .NET 4.5 framework as standard but, as part of being able to develop and deploy our applications, I need to also install the .NET 3.5 framework, so I can build applications ...
7
votes
2answers
11k views

.Net Framework 3.5 SP1 on Windows 7 not recognized by installers

Windows 7 Ultimate RTM already comes with the .Net Framework 3.5 SP1 preinstalled. However, some installers like the Azure tools and SDK 1.1 seem to check for it and fail: Windows Azure Tools for ...
6
votes
4answers
13k views

Where is the MachineKeys folder in Windows 7?

I know where the MachineKeys folder in XP. Anybody can tell me where it is in Windows 7?
6
votes
1answer
126 views

How to tell whether I need to keep a version of .net framework?

Overtime I accumulated a bunch of .net versions. I'm rather certain some of them are not used anymore by any installed application. How do I check that? In other words, is there a (simple) tool, which ...
6
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2answers
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How do I change another computer's network settings from Powershell and/or .NET?

How do I change another computer's network settings from Powershell and/or .NET? Target computers in question are in the same domain as mine and I am an administrator on all machines involved. Any ...
6
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1answer
5k views

What is this NETFXRepair.exe in my %windir%\Microsoft.NET directory?

In my %windir%\Microsoft.NET directory I see NETFXRepair.exe with a lot of NETFXRepair.xxxx.dll files. What are these files used for?
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5answers
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Is .NET upgraded as part of Windows Update?

Wikipedia provides short and long lists of the default versions of the .NET framework on various versions of Windows. Are any of these upgraded automatically through Windows Update? EDIT: I ...
5
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3answers
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How to determine application uses which registry value?

I am having a software which uses some registry value. Everytime I install this application to another machine this application forces many "agree, disagree windows." So it takes too much time ? Is ...
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4answers
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How often do users change their IP address (average time needed)?

Basically, i need to know how long (on average) and ip address is used per user, this can be US-only stats or World-Wide stats, if you have a source please state it. If its your own data please let us ...
5
votes
2answers
33k views

Why won't the Microsoft .NET Framework NGEN v4.0.30319_x64 service start?

I just installed the .NET 4.0 framework and see Microsoft .NET Framework NGEN v4.0.30319_x64 listed in services.msc. It is set for Automatic-Delayed Start. However, it is in a stopped state and when ...
5
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1answer
5k views

How to remove .NET Framework 4.5 Beta

How can you remove .NET Framework 4.5 Beta (either manually or using a cleanup tool)?
5
votes
2answers
551 views

Can I install mono alongside .NET?

I'm currently a .NET developer, and I want to test my applications with mono to make sure for cross-platform compatibility, but don't want to give up the offical .NET implementation. Can I install it ...
5
votes
3answers
5k views

I can't install .NET framework. System crash

I ran into some trouble while trying to install .net framework. My laptop (sony vaio vgn cr41z if it matters) running on windows 7 x64, just shuts down during the installation process. No blue screen, ...
5
votes
3answers
20k views

How to resolve Internal Errors in the .NET Runtime

Several weeks ago, my company laptop started having some strange problems. I could no longer launch the Microsoft Developer Web Server (via Visual Studio->Debug). I later figured out that I couldn't ...
5
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1answer
130 views

Is this an error or a malware?

I'm running Windows 7 64 bit. Yesterday I asked this question. No need to read it. Right now, my anti virus, detects no virus however I am experiencing 2 issues: When i start windows, the screen ...
5
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6answers
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How do I repair the .Net Framework on Windows 7

So I ran spyware doctor and it had a bunch of malware stuff. I clicked "Remove" but failed to create a restore point first. Now my websites running on .net 2.0 as well as visual studio 2008 are not ...
5
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0answers
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Play audio over network with Windows 7?

I have a unique situation where I'd like to stream audio (ALL audio, not just mp3s, etc) from my laptop to another computer over the network. I live in a studio apartment and my laptop is my main ...
4
votes
4answers
25k views

.NET Framework 4.0 installation is very slow

On my Windows Vista, it takes a full 12 minutes to install the .NET Framework 4.0. a) Is this normal? b) If not, can something be done about it? The reason I'm concerned about the speed is because ...
4
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2answers
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What .NET Framework version and profile will come with Windows 8?

Is it already defined? Will it be .NET Framework 4 or 4.5? Will it be Client Profile or Full? Will Extended and Multi-Targeting packs also be included?
4
votes
2answers
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How to repair .NET framework 4 installation on Windows 8

My mscorlib.dll seems to be corrupt. I tried reinstalling from the standalone .NET 4 installation package, but .NET 4 is integrated into Windows 8.1. Is there a way to repair it? I have tried System ...
4
votes
2answers
10k views

An application tells me I need .NET Framework 2.0.50727?

When trying to install an application, it is asking for .NET Framework 2.0.50727. Where do I get the right installer?
4
votes
4answers
22k views

“Turn Windows Features on or off” when installing .NET 3.5 SP1?

I am trying to install a program on my Windows 7 machine and it says that I need to have .NET 2.0 or later installed. Since Windows 7 comes with .NET pre-installed, I called support and they told me ...
4
votes
3answers
10k views

Install .NET 3.5 Windows 8.1

I've been trying to install .NET Framework 3.5 on a Windows 8.1 computer without any luck. I tried the basic approach of downloading and installing it from MSDN which failed saying it couldn't connect ...
4
votes
1answer
14k views

Where is .NET Framework 4.5 directory located?

I installed .NET Framework 4.5 on Windows 7 Enterprise SP1 64 bit. When I looked in C:\Windows\Microsoft.NET\Framework (Framework64) directory, I did not see any directory containing files of .NET ...
4
votes
3answers
3k views

Windows 7 Sub-Folders hidden in “Program Files” directory

I have Google searched for an hour now and I am confounded. I am using InnoSetup to install a .NET Winforms application that creates directories and folders on the fly. (I have set the folder options ...
4
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2answers
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New Windows 7 PC, do I have to add .NET 1.1, 2.0, 3.0, and 3.5, or can I just add 4.0?

I just bought a Windows 7 PC today. I need .NET 4.0 installed, first thing. Do I have to go through the progressions -- add .NET 1.1, install the Windows updates. Add .NET 2.0, install the Windows ...
4
votes
4answers
23k views

How to check if .NET programmability support is installed for Word 2007

I have to install third party software that requires that Microsoft Office 2007 be installed with ".NET Programability Support". Does anyone know how I can tell if this was installed?
4
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6answers
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Install Net Framework 3.5 SP1 Offline on Server 2012 R2

I need to to install Net Framework 3.5 SP1 on Server 2012 and I know of the method which requires the installation media. Installing .NET framework 3.5 on windows server 2012 However, I do not have ...
4
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1answer
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.NET Framework 4.5 installed but not found in regedit

I just installed .NET Framework 4.5 and restarted the system. It shows installed in control panel but could not find in registry.
4
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1answer
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How do I find the applications that require the .NET framework?

Is there a way to look at all the applications installed on a users computer and determine which, if any, are utilizing the .NET framework? My problem is that I want to upgrade our users computers ...
4
votes
2answers
320 views

Are there any light weight text editors (like Notepad) but with alternate background color?

I'm searching for my programming tool, i.e. a text editor. I like Notepad very much but I want a text editor with alternate background color for each line. Just like the background of the picture ...
4
votes
4answers
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Multiple versions of .NET

In my WinXP box, I have these "programs" installed: Microsoft .NET Framework 1.1 Microsoft .NET Framework 2.0 SP2 Microsoft .NET Framework 3.0 SP2 Microsoft .NET Framework 3.5 SP1 Do I need all ...