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Questions tagged [.net-framework]

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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gpg: xxxx: skipped: public key not found

I'm getting this error: gpg: xxxx: skipped: public key not found gpg: [stdin]: encryption failed: public key not found I'm using this code: IEncryptionService encryptionService = new ...
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182 views

Windows Server folders losing IIS permissions after reboot / .NET Framework upgrade?

We recently have had issues with a few Windows Servers losing file/folder permissions. Invariably this happens to be a website folder used by IIS, and it is ApplicationPoolIdentity, Network Service, ...
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16 views

Visual Studio – New .Net form designer – File is corrupt. (Exception from HRESULT: 0x8013110E)

When I open or create a .Net form, I get this exception in the designer. File is corrupt. (Exception from HRESULT: 0x8013110E) It was working fine but a couple of days ago.  I re-installed Visual ...
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24 views

“.NET Core Host” hogging CPU

Since yesterday, on one of our Windows Server 2016 machines (hosted on Amazon AWS) we're seeing a spike in CPU utilization. The culprit seems to be ".NET Core Host", in fact if I check the task ...
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0answers
551 views

Error running software installer as administrator

I'm trying to install .NET 4.6.1 on a user's computer, but when I start the installer -- even with "Run as administrator" -- it fails to the message "This security ID may not be assigned as the owner ...
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418 views

Installing .NET Framework 4.5.2 for Windows 8

I've been trying to install .NET Framework 4.5.2 in my laptop (Windows 8 OS) so I can install Visual Studio Community 2015. I've tried installing it through Windows update but it just fails to ...
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0answers
171 views

MSI LaunchCondition fails for .Net Framework 4.5.1

Currently I have the problem, that running a setup fails at executing / proofing the LaunchCondition for .Net Framework 4.5.1. But the .net framework is installed correctly and other applications are ...
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1k views

NGEN is eating up all my disk space

For a couple months now I've woken up every couple days to find my C:\ drive out of space. After some digging I found my C:\Windows\Temp folder was full of 3MB log files -- ~40GB worth, numbering in ...
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63 views

different (not all) .NET programs quietly fail on windows 7 ultimate

For some time now, I have trouble running different programs on my windows 7 x64 ultimate pc. Most importantly right now: mRemoteNG. They do not start at all. No process can be found in the task ...
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399 views

Can't install .NET framework 4.0 on PC

We have 2 different types of computers here at college: computers that anyone can use which have restricted access. computers that only students that follow a computer science study can use (I'm one ...
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2k views

Cannot activate .net 3.5 on Windows 8. Can't activate from control panel and never got an installation CD or iso with my computer to use DISM with

I've been trying for about a week now to activate .Net Framework 3.5 on my computer to no avail. I've been trying to activate it via 'Turn Windows Features On and Off' in the control panel as well as ...
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969 views

runas verb not working in windows 8?

I am using some applications need to do some thing as an admin, so I was using the verb "runas" in windows 7 and it is working well, However, once we migrate to windows 8, the new processes were ...
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211 views

.NET c# service running as LocalSystem alters ProxyServer in registry, but browser's won't notice until (re)start

I have a .NET c# service running as LocalSystem on Windows10 64bit. It's job is to alter the "ProxyEnable" and "ProxyServer" values located under HKEY_CURRENT_USER\Software\Microsoft\Windows\...
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280 views

Strange IIS behaviour. It send data to local requests very slow

We have a C# mvc project that runs fine on several computers. On one PC I have a strange issue and at first I thought it was coding related, hence a question on stackoverflow. But after some tests, it ...
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952 views

Windows CE 5 Cannot Access UNC on Different Subnet

We used to use cheap Linksys home WAPs in our warehouse. I'm trying to upgrade to SonicPoints to use with our SonicWall firewall. So before, all my Motorola MC9090 CE devices were on the same subnet ...
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1k views

Access BitLocker drive from within .NET C# Application?

Can I open a password protected drive just from withing my .NET C# app? I need to unlock & access files from app, but not visible from Windows Explorer. I need some encrypted app only virtual ...
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1k views

how to install dot net framework 4.5 on amd64 ubuntu 15.10

I've tried simple plain installation. It shows error: wine: Call from 0x7b8395fc to unimplemented function wevtapi.dll.EvtNext, aborting Wine version: wine --version wine-1.6.2 When installing ...
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0answers
108 views

Use SimpleMembershipProvider as Membership Provider in IIS Manager

In IIS Manager you have the ability to manage the registered users and the roles available. By default, only a few providers are trusted such as AspNetMembershipProvider and some others. When you have ...
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5k views

.NET Framework 4.5.2 on Windows 7 w SP1 not showing on Window Features List

I've successfully installed .NET Framework 4.5.2 on a Windows 7 w SP1 laptop, in preparation for upgrading to Office 2013 Professional. Installation of Office 2013 still saying I need Internet ...
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277 views

How to set size of RSA key in aspnet_regiis

How do i set the key size of my rsa key. Creating the key: aspnet_regiis -pc "test" -exp -size 4096 Exporting the key: aspnet_regiis -px "test" "c:\myKey.xml" -pri this does not give me key size ...
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1k views

ffmpeg extract subtitles with unknown codec

I'm writing a program which extracts images and GPS coordinates from files that were created by car video recorder. In many models it creates two separate files Video and GPS but not all, some ...
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509 views

Warning while running NGen: “Cannot hardbind to System.Core”

While running ngen on the dll's that constitute our product, one in particular comes up with this message: 1> Compiling assembly C:\folder\component.dll (CLR v4.0.30319) ... 1>WARNING: ...
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653 views

Could not uninstall Net framework 4.5.1

When I tried to uninstall framework 4.5.1, I got this problem as shown by this picture I had tried Net CleanUp, but the problem still remains. In my computer, I already installed framework 4 and the ...
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0answers
390 views

Windows 8.1 crashes on almost every program

Long story short, I am experiencing often programs crashes on my Windows 8.1 installation. It is orignal Windows taken from MDSN AA site for free (only for students). I have only installed neccessary ...
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0answers
836 views

Running IIS in debug mode

I need to start IIS in debug mode, but I also need to run in a specific app pool (one that has .NET 4.0 and allows 32-bit apps). When I run my app, IIS runs w3wp.exe with the following command line (...
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485 views

Service recovery not triggered on “A timeout was reached” error for a .NET service?

A C# service that I have authored will occasionally not automatically start on VMs that are booting up -- we see the "A timeout was reached while waiting for the service to connect" entry in the Event ...
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0answers
286 views

Can you make Windows treat an external display exactly like an internal one?

I have Windows 7 Home 64-bit and a monitor attached to my desktop over DVI. Is there any way to make the system think that there is no external display attached or to make it think that the display ...
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0answers
912 views

Run a program in XP compatibility on Win 7 *without* admin rights

I have a VB.NET program I wrote which uses Process.Start() to launch an '.ARTask' file associated with BMC Remedy User. For reasons beyond the scope of this question (someone else had the same problem ...
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0answers
220 views

.NET Application Window Disappears but Keeps Running

We have written a Windows application in C# .NET. It works fine, but once every couple of months, for no apparent reason, the GUI window will disappear while the app is running. The app keeps ...
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0answers
396 views

.Net Framework 4 Client Profile and Windows update default settings

(Although not a programming question, I ask it here because it seems to be a concern for developers even more than for power users.) The questions below are actually three questions each one - for ...
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0answers
266 views

Visual Studio + Localhost: How to manage multiple projects and image paths?

I am working with VS 2008 + IIS7 and testing my local machine. I have multiple projects fetched via VSS. The project images are relative to the root "/images/...", but on my local server that ends up ...
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0answers
1k views

impossible to install Framework 3.5

few days ago I formatted one of my computers (XP Home SP2 with prior updates installed). Now I am trying to install NET Framework 3.5, but display this error: [03/21/10,17:19:36] Microsoft .NET ...
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0answers
25 views

AWS CloudFront Signed Cookies AccessDenied

Hello I'm trying to create Signed Url or Cookie using .Net Core 2.1 but when i generate the URL: d3hitrv22h03z0.cloudfront.net/1.jpg?Expires=1547488015&Signature=...
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17 views

VS2010 .NETFramework Installation

I have already installed VS2010, but I did not install .NETFramework at first. Now I want to install .NETFramework. How to do that?
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0answers
16 views

How to select an earlier .NET version on Visual Studio for Mac?

I made a .net MVC project in visual studio for mac in framework 4.5. How do I change to version 3.5? I already tried to change but it did not work: Also, I have already downloaded an old version of ...
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468 views

Crystal Decisions always installs 64bit runtime but 32bit is needed

VS2017, .NET framework 4.5, WinForm app, C#, Release set to 32bit, development machine is Win10 64bit. I have installed the deployment plugin and created an install project. All of the dlls ...
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0answers
4k views

Unable to install KB4019990

Software on my computer that uses the .NET Framework (PAINT.NET and the Visual Studio 2017 installer) is crashing on start up with the error message: The program can't start because D3DCOMPILER_47....
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77 views

Does it work to install .NET rollup patches before .NET 4.7?

Recently, Microsoft issued multiple patches to .NET. The patches are in roll-ups and are applied to various popular versions of .NET as well as the new .NET 4.7. But what if: a system does not have ...
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18 views

Context menus and modal dialogs does not show up in a.NET application

So, I'm having this ridiculously weird problem. Context menus and modal dialogs exists, but are not shown. The problem is for one single application, called Visual Nand Reconstructor. See this ...
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0answers
38 views

Accessing server managaer in windows 8.1

I am new to windows 8.1 (skipped it, upgraded my private from 7 to 10). I need to access the server manager, in order to add roles to an installed iis 8.5 manager, so I can add .net 4.5 to my iis .net ...
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0answers
291 views

.Net 4.7 error: the type initializer for MS.Win32.Penimc.UnsafeNativeMethods

I just upgraded my OS from Windows 7 Pro to Windows 10 Pro. I am not able to open Visual Studio 2010 or 2012 anymore because of the following error: Any idea how to solve?
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674 views

Enable Hyper-V in Windows10 Entreprise - Error 0x800F0831

I want to enable Hyper-V in Windows 10 Entreprise. I got always an error : For information, I have Installed Oracle VirtualBox (v5.1.26), the .NET Framework 3.5 is enabled and the feature ...
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0answers
154 views

Microsoft .NET Framework error upon starting application

Hi, I had an application on an old computer which was working fine but I cant open it on my new one. I get this error: Just-In-Time (JIT) デバッグを呼び出すための詳細については、 ダイアログ ボックスではなく、このメッセージの最後を参照してください。 ***...
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0answers
1k views

Windows10 (version 1607) cannot install .net framework 4.6.1?

I have a C# application built in Visual Studio 2015 with .net framework 4.6.1, but it crashes directly in another window10 (version 1607) machine without installing VS environment, but it can work ...
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869 views

quickbooks 2017 enterprise on windows server 2016 fail to turn on .net framework 4.6 feature

upon installing QB2017 Enterprise on windows server 20146, QB Database Manager will crash when scanning folders, here is what I can manage to find out. QB diagnostic: fail to turn on .net ...
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3k views

Microsoft .NET framework 4.5.x is installed but not an option in Turn Windows Features On/Off

I had been running .NET framework version 3.5, Windows 7 "Enterprise" with Service Pack 1 (kb976932) emulated in VMWare Fusion on Mac OSX, but I need to update for a particular software. I've ...
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0answers
59 views

Running C#-project from commandline

I'm trying to run an ASP.NET framework from the command line on my local machine using the dotnet command. According to the internet, dotnet restore requires a project.json file. When I google how to ...
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0answers
26 views

How do you prevent a .NET application from detecting the system platform?

I'm trying to build a simple web browser using the .NET WebBrowser control. I would like to prevent sites that I browse using this browser from detecting if i use a 32 or 64 bit machine. At the very ...
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112 views

.NET deny anonymous access blocking domain user too

We have installed the same .net web app to a few of our servers but one of the server is blocking access for domain users despite only set to deny anonymous access. We used the following web.config to ...
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0answers
299 views

dotNetFramework 3.5 0x8007000d error

I was installing .netFrameWork 3.5 on Windows 10 from windows feature (Programs and feature > turn on/off windows feature) at the time of downloading my system driver crashed and i had to force ...