Shane Bartholomeusz

Technical Solutions Consultant

Tag: .Net (page 1 of 2)

Solved: Dynamics 365 Unable to Cast Object Error

Problem:

While testing an existing C# app that connected to our Dynamics 365 environment, we encountered an unusual error after updating the CRM SDK Nuget package used by the app.


System.InvalidCastException: ‘Unable to cast object of type ‘Microsoft.Xrm.Sdk.Entity’ to type ‘XXXX.Xrm.Model.XXXX.’

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Dynamics 365: The underlying connection was closed

Problem

While upgrading a .NET customisation that interfaced with our client Dynamics 365 online environment (Version 9). I encountered the following error while attempting to fetch some records from our Dynamics 365 instance. Continue reading

.NET Network Tracing

System.Net Tracing

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I recently had to troubleshoot a network communication. My app was unable to call an external service endpoint. Troubleshooting network issues can sometimes be as fun as pulling out your own teeth.

In this post I wanted to share a nifty way to perform low-level troubleshooting, which ultimately saved my bacon.

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Topshelf – Windows Services Done Right

What is Topshelf?

Many of you probably have experienced the pain of debugging Windows Service applications. A nice alternative is Topshelf Windows Services.

Topshelf allows developers to write Windows Services which can operate as regular Console applications. This is a great open source product that deserves more recognition in the community and that’s why I decided to write a quick post about it. It makes the overall development experience a much, much better one!

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ASP.NET App Suspend

What is it?

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The .NET Framework 4.5.1 introduces a nice new feature called App Suspend to improve web application performance, and most importantly improve the end-user experience with virtually zero setup required.

MSDN claim that this feature can improve web application startup performance by 90%!!!

 

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Register .Net Framework version with IIS web server

Visual Studio Error

When trying to open a Visual Studio solution, I encountered the following error.

C:\myFilePath\myService.Service.csproj : error  : The Web Application Project XXXXXX.Service is configured to use IIS. IIS is not installed on this computer. To access local IIS Web sites, you must install the following IIS components:       Internet Information Services       IIS 6 Metabase and IIS 6 Configuration Compatibility       ASP.NET In addition, you must run Visual Studio in the context of an administrator account. For more information, press F1.


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Capture program exceptions using Sysinternals Process Dump

So what is ProcDump?

I just thought I’d write a quick post showing you how to use the ProcDump utility, yet another great Sysinternals tool. This tool helps you capture unhandled exceptions in real-time from a running program.

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Dynamics CRM: Undocumented setting DebugExceptionInfo

 

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Recently in our Microsoft Dynamics CRM 4.0 environment we encountered significant delays in outgoing emailnotifications being sent out from CRM.

An analysis of the Event Viewer logs revealed nothing useful, only the below generic error message

0x80044150 Generic SQL error

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IIS7 – 401 Unauthorized: Access is denied due to invalid credentials

Problem

I recently came across this error while upgrading an old ASP.NET application from IIS6 to IIS7…

401 Unauthorized: Access is denied due to invalid credentials

401 Error
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Take ASP.NET website offline

Overview

There are times where you may need to take an ASP.NET application offline to perform maintenance.

In this post I’ll show you how to do exactly that using the out-of-the-box capabilities of IIS / ASP.NET.

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