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Questions tagged [.net]

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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Why are FireFox, IE11 and Safari extremely slow on a core 2.2 site on IIS behind a firewall?

We have a .Net Core 2.2 razor pages site hosted on IIS, behind a Fortiweb firewall. It works fine on Chrome and Edge. when accessed with Firefox, IE11 or Safari , page redirects (302) take up to 2 ...
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10 views

How to troubleshoot emulated RS232 communication to Verifone MX915

We have many Verifone MX915 devices in our production retail environment. Since implementation, the MX915 devices have had UI lockup problems. Through a lot of trial and error, we determined that ...
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20 views

IIS does not load site bindings for HTTP protocol

I have an applicationhost.config file which is configured for both http and https protocols. <site name="Application.Namespace" id="2"> <application path="/" applicationPool="...
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44 views

slow response from IIS for different type of requests

There is an operation method running on App server. The method basically checking the given date from a global chache object and return it if it is a holiday date or not. When I make a request to ...
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1answer
63 views

Centos 7.5 apache proxy for .net core

I am following the instructions to setup apache with .netcore as a proxy server. Here is my vhost. <VirtualHost *:*> RequestHeader set "X-Forwarded-Proto" expr=%{REQUEST_SCHEME} </...
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1answer
33 views

Compter Management & Shared Folders

I'm trying to get a list of all "Volume Paths" for all shares on a remote NetApp server through PowerShell. WMI, CIM, WMIC, NET VIEW, NET SHARE, NET USE. I haven't been able to use any of those to get ...
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696 views

.NET application fails after Windows Update KB4457034

Just installed the following Windows Update: Security and Quality Rollup for .NET Framework 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, and 4.7.2 for Windows 8.1, RT 8.1 and Server 2012 R2 (KB 4457034) as part ...
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94 views

An unknown connection request was received from a remote client application, but none of the cipher … The SSL connection request has failed

I am getting too frequent errors in my System Error Logs : An unknown connection request was received from a remote client application, but none of the cipher suites supported by the client ...
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60 views

WSUS “Approve for Optional Install” not working as documented

In Microsoft's documentation on WSUS, they explain that using the IUpdate.ApproveForOptionalInstall enables an update to appear in Add/Remove programs (Install from network in Programs and Features), ...
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1answer
277 views

“the value does not fall within the expected range” DFS error on Server 2012

I seem to have run into this bug while attempting to create a DFS replication group: https://support.microsoft.com/en-us/help/4049095/value-does-not-fall-within-the-expected-range-error-when-you-...
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1answer
34 views

Web Service Deployment to Production Server

I have a old style .NET Web Service running in IIS correctly on my local machine: http://localhost/MyService/MyService/Service1.asmx I added a Web Reference and set it's property to dynamic so that ...
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1answer
51 views

Windows Service fails to automatically start if Virtual Server starts from deprovisioned state

I have a server application running on an Azure hosted virtual machine. This application consists of four windows services. Every night I shutdown (deprovision) the virtual machine. When I restart ...
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1answer
966 views

How to selfsign an SSL Certificate for HPE Integrated Lights-Out (iLO 5)

PROBLEM: When I access the ilo via browser, it return to me an error with SSL certificate. WHAT I TRIED: I created a CSR (ilo.csr) from iLO web interface --> Security --> SSL Certificate After I ...
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436 views

IIS: Slow time-taken does not match with application api response time

We are in a situation of API Micro services architecture. There is an API endpoint (initialise), which is called by the Native. This "initialise" endpoint is further calling four endpoints. Since ...
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1answer
286 views

Reduce .net core 2.0 memory usage on Ubuntu 16.04

can anyone tell me to reduce .net core 2.0 memory usage on Ubuntu 16.04 to around 10 mb or low. Currently its using 70-80 mb of memory. thats good for dynamic website but high for a static one. I ...
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92 views

Nginx/Express vs .netCore

I have a small front-end application that needs serving. Currently I'm doing this via Nginx with a proxy to Express/Node for dynamic content. Nginx for static files, Express for not. My question is,...
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26 views

IIS - How to access my newly published web application through the Internet?

I have rent from an external provider a server that runs Windows Server 2016. I managed to access it through Remote Connection, and to publish my .NET MVC web application there. I configured the IIS ...
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31 views

How to handle Kibana and Smart Load Balancers with VM crashes?

We have a two data nodes, three masters, and one kibana. There is an azure load balancer on top of the data nodes. We are looking into load balancing across these nodes via Smart Load Balancer ...
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401 views

Difference between Powershell execution states? powershell.exe versus .ps1 file?

I created a task scheduler task, via the MMC GUI to run powershell.exe with some conditions that follow (starting a service). I notice that this is different than running a .ps1 file or powershell ...
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213 views

SQL server error with IIS user login fail (keeps showing computer name)

I'm having a rough time setting up IIS to run locally (and yes I do need it to run locally not IIS Express). I have everything running just fine. I have two things I need specific rights for. I ...
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1answer
4k views

SSLSTREAM - An TLS 1.2 connection request was received from a remote client application, but none of the cipher suites supported by the server

i looked around a lot of similar question but none of this fixing my issue. We are upgrading to TLS 1.2 and am getting the below error which i got from Windows event log An TLS 1.2 connection request ...
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1answer
221 views

Should I uninstall microsoft silverlight from production servers?

I'm trying to remove unwanted apps/features from our servers. We have production servers running ASP.Net MVC websites, but we don't and never had any silverlight applications. The server has chrome ...
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19 views

GCP timeout connecting to a postgress database from flex engine service

I am getting timeouts while trying to connect to a database under the same project in Google Cloud. The app is written in .net 2.0 and deployed to a Flex Engine. Below is the error I get, It seems to ...
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99 views

TranslateToNTAccounts The trust relationship between this workstation and the primary domain failed

We are use some .NET software. If i want add user account from domain to app, i will get error: System.Security.Principal.IdentityReferenceCollection TranslateToNTAccounts(System.Security.Principal....
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2answers
1k views

Unable to install .Net 3.5 runtime on Window Server 2016 datacenter due to 0xc004000d

A screen shot of the error message as in the following: It is how I selected the feature for installation via 'Add Roles and Features Wizard' How can I successfully install the runtime? I do not ...
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61 views

Many ping request timed out occurs when many concurrent connections

I run my own app server made in .net 4.0 on a Server 2008 R2 Enterprise. When the number of concurrent connections (clients online) reach about ~7500-8000 users. The whole server become slowly/laggy ...
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1answer
1k views

Sonarqube 6.7 Analyses suspended

I have installed Sonarqube 6.7 and "Analyses suspended. Please set a valid license for the commercial features you installed.Go to License page." error appeared to me. I checked and I do not have any ...
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1answer
37 views

Not storing variable from powershell .Net code

I have the following code, but its not saving the selection into a variable. I'm not the best at these so could do with some help please. It's supposed to save the selection into the $x variable, ...
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1answer
8k views

The specified module 'MSOnline' was not loaded because no valid module file was found in any module directory

For one of my applications I have a Windows service (on Windows Server 2012 R2 x64) which role is to execute many jobs on differents schedules and triggers. One of them is to reset a user password on ...
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1answer
582 views

What package should I install for running a deployed .Net Core application?

I'm building a .Net Core API which will be hosted on a Ubuntu based server. I'm installing the required packages I need on the server i.e. MySQL and Nginx, but I also need to install .Net Core of ...
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81 views

System.Net.Sockets.SocketException

We are seeing this exception: A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host ...
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0answers
65 views

Kestral, IIS and Port Exhaustion

Deploying a .NET CORE web-socket app via AWS Beanstalk. By default this uses IIS as a reverse proxy. Unfortunately reverse proxies use ports to do their work, leading to port exhaustion. How can ...
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2k views

How to restrict unauthorized domains pointing to my website's IP address

I found that some domain (namely bajajra.com) is pointing to my website's IP address. I am using IIS 10 to host my website. How can I restrict the access to all such unauthorized domains? This ...
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1answer
876 views

IIS 8.5 throwing 400 Bad request in Production when calling REST WS using Post method

I've a strange issue. Let me explain in details below step by step: I've a vendor developed REST WS (Made using WCF) for synchronizing data with MS CRM. I've developed a windows service, which ...
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0answers
216 views

Does Windows task scheduler cache dlls

I recently changed an existing scheduled task on a Windows 2008 r2 server by making it point to a new executable located in a different folder than the previous one. A few DLLs alongside the exe (a ....
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1answer
9k views

Get IIS to use .NET Framework > 4.6

I have a newly installed Win Server 2016 with "IIS 10" installed (by "add features"->/guide/--> tick install IIS") When I look at my app pools I see that thay have ".NET CLR Version" 4.0 and my apps ...
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0answers
2k views

asp.net core shows '0x80070002 HTTP Error 502.5

I am testing deployment of asp.net core 1.1 projects. I have two projects in the solution client and the identity server 4. I have succeeded deploying the client app and I can browse externally. ...
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47 views

Faulty GUIDs being sent in a URL

We have a C# .NET web application that uses a couple of GUIDs combined with a client ID to identify some of our data which is designed to be publicly accessible but difficult to stumble on other valid ...
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1answer
85 views

.NET 3.5 SP 1 and Web Platform Installer

I manage a Windows Server 2008 R2 box which has a .NET Framework related security issue that showed up in a recent security scan. Below are the security scan results: The following Microsoft .NET ...
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2answers
1k views

.NET Core console app fails from task scheduler with 0xC0000005

I have written a simple .NET Core console app (which writes some log files, hits a database and sends some emails). Triggering the task by double-clicking on the .exe within Windows works fine. ...
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0answers
228 views

Why does Web Platform Installer not present .NET Framework 4.6.x for installation?

We have a Windows Server 2008 R2 SP1 web server and I need to deploy .NET Framework 4.6.x (probably 4.6.2). I cannot seem to find this version in Web Platform Installer 5.0. It does however offer ....
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2answers
475 views

Shibboleth 404 when upgrading to ASP.net CORE

I managed to get Shibboleth with SecureAuth working on an IIS server hosting a simple index.html and later a simple ASP.net MVC 4 app, both of which work great. Today, though, I tried simply making ...
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1answer
362 views

.NET Core Windows Server Hosting bundle fails to install with error 0x80072efd

Trying to install the .NET Core Windows Server Hosting bundle (DotNetCore.1.0.5_1.1.2-WindowsHosting.exe) on Windows 2008 R2 fails with Error 0x80072efd: Process returned error: 0x2efd
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1answer
830 views

F5, Apache and IIS - Error during SSL Handshake with remote server returned

Need to see if anyone can shed some light into an intermittent issue that I get within this setup. First the setup is as follows: End User -> VIP of F5(No SSL and round robin) -> 2 pair of Apache ...
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0answers
328 views

.NET framework is not actually on 4?

I am writing a powershell script to run on a windows server 2008-r2 box running powershell v2, and it requires the ability to zip files. To do that, I need to have this line of code to import the ...
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1answer
1k views

Deploy Zip Package to Azure as Web App

Having a Visual Studio project to deploy to Azure from Jenkins running on GNU/Linux, I'd like to prepare a package with MSBuild in Windows. Something like MSBuild my.csproj /T:Package. This will ...
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0answers
221 views

Need to comment out isapi filters in site.config after each IIS restart

We are experiencing a weird issue that I cannot figure out and hope someone may be able to help me out. When we restart one of our web servers, I have to go into the site.config to comment out a ...
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1answer
733 views

Load a nuget package installed by Install-Package in Powershell v5.0+

In Powershell v5.1... If I install a .NET NuGet package (example: redmine-api) using this command: Install-Package redmine-api How do I then create a new object from that package for use in ...
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2answers
670 views

Installation of .Net 3.5 runtime is stuck at 17%

I am trying to a .NET framework 3.5 feature on a windows server 2016. However once the progress bar reached 17%, it is stuck. Any reason why it is the case? Is there any solution to this problem?
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1answer
3k views

How to install .Net 4.6.2 on windows 2012r2

We have hundreds of IIS web servers with .Net 3.x and 4.0 installed using using dism.exe on windows 2012r2 (via chef) powershell command dism.exe /online /enable-feature /featurename:NetFX4 chef ...