The System.Configuration is a .net framework namespace contains the types that provide the programming model for handling configuration data.
Questions tagged [system.configuration]
88 questions
37
votes
5 answers
Using ASPNet_Regiis to encrypt custom configuration section - can you do it?
I have a web application with a custom configuration section. That section contains information I'ld like to encrypt (was hoping to use ASPNet_RegIIS rather than do it myself).
Web.Config:

John Hoven
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37
votes
1 answer
How to Create a Configuration Section That Contains a Collection of Collections?
I need a configuration section something like this:

John Saunders
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35
votes
8 answers
Where is ConfigurationManager's namespace?
I've got a reference to System.Configuration - and ConfigurationSettings is found no problem - but the type or namespace 'ConfigurationManager' could not be found!?
I've read around - and it looks like it should belong to the same namespace as the…
user1017882
27
votes
2 answers
ConfigurationManager.GetSection Gives Error "Could not load type....from assembly..."
My app.config file is as follows:
…

RichardB
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23
votes
6 answers
Get the App.Config of another Exe
I have an exe with an App.Config file. Now I want to create a wrapper dll around the exe in order to consume some of the functionalities.
The question is how can I access the app.config property in the exe from the wrapper dll?
Maybe I should be a…

Graviton
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22
votes
3 answers
reading external configuration file
I have a c# .Net console app that performs FTP operations.
Currently, I specify the settings in a custom configuration section, e.g.

Raymond
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13
votes
4 answers
Why does ConfigurationValidator validate the default value of a ConfigurationProperty even if IsRequired is true?
Let's say I have a configuration property that looks like this. Note that there is no default value.
[ConfigurationProperty("x", IsRequired = true)]
[StringValidator(MinLength = 1)]
public string X
{
get { return (string)this["x"]; }
set {…

hwiechers
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11
votes
1 answer
TypeLoadException
I am using the app.config file to store credentials and when I try to retrieve them, I get a TypeLoadException as follows :
Could not load type 'System.Configuration.DictionarySectionHandler'
from assembly 'System.Configuration, Version=4.0.0.0,…

Ex Menta
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10
votes
3 answers
Simple custom config section with collection in .NET4
I'm trying to write a very simple custom configuration section for a .NET4 application. My goal is this:
…

Ronald Wildenberg
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10
votes
3 answers
ConfigurationElementCollection with a number of ConfigurationElements of different type
Is it possible to have a CollectionElementCollection with a number of different by type CollectionElements, e.g.:

abatishchev
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9
votes
2 answers
Thread safe usage of System.Configuration
Is there an easy method of accessing custom System.Configuration-based configuration data through a thread-safe interface without requiring each execution context from loading/reloading configuration information which would be computationally…

iammichael
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9
votes
2 answers
Benefits of .Net's AppSettingsReader vs ConfigurationManager for reading application configuration settings
Is there a substantial difference between the AppSettingsReader class and the AppSettings member of the ConfigurationManager class in .Net 3.5?
I'm building out some legacy code and a previous developer used AppSettingsReader.GetValue(), whereas I…

cori
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9
votes
1 answer
How to Create a Configuration Section That Contains a Collection
There is a great question and answer here that illustrates how to create a custom configuration section that is able to parse configuration of the following form into .Net objects:
…

Jeff G
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7
votes
2 answers
Getting config element from ConfigurationElementCollection
I have (hopefully) setup ConfigurationElementCollection of my own design with emails as keys. Now what? Hard to find actually on the web. How do I:
iterate through it?
See if a specific element exists?
get a specific element?
...given:
…

Martin
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6
votes
2 answers
How do you copy files into Azure Function bin folder?
Background:
I have an Azure Function C# Project running in netcoreapp3.1 and azure version v3. Here's a snippet of the csproj...
netcoreapp3.1
…

Patrick Le
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