Sign Up

Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.

Have an account? Sign In

Have an account? Sign In Now

Sign In

Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.

Sign Up Here

Forgot Password?

Don't have account, Sign Up Here

Forgot Password

Lost your password? Please enter your email address. You will receive a link and will create a new password via email.

Have an account? Sign In Now

You must login to ask a question.

Forgot Password?

Need An Account, Sign Up Here

Please briefly explain why you feel this question should be reported.

Please briefly explain why you feel this answer should be reported.

Please briefly explain why you feel this user should be reported.

Sign InSign Up

The Archive Base

The Archive Base Logo The Archive Base Logo

The Archive Base Navigation

  • SEARCH
  • Home
  • About Us
  • Blog
  • Contact Us
Search
Ask A Question

Mobile menu

Close
Ask a Question
  • Home
  • Add group
  • Groups page
  • Feed
  • User Profile
  • Communities
  • Questions
    • New Questions
    • Trending Questions
    • Must read Questions
    • Hot Questions
  • Polls
  • Tags
  • Badges
  • Buy Points
  • Users
  • Help
  • Buy Theme
  • SEARCH
Home/ Questions/Q 6380525
In Process

The Archive Base Latest Questions

Editorial Team
  • 0
Editorial Team
Asked: May 25, 20262026-05-25T02:16:44+00:00 2026-05-25T02:16:44+00:00

A System.Collections.Generic.Dictionary is throwing KeyNotFoundException , but I can’t see which key is supposedly

  • 0

A System.Collections.Generic.Dictionary is throwing KeyNotFoundException, but I can’t see which key is supposedly missing. How do I determine this?

  • 1 1 Answer
  • 0 Views
  • 0 Followers
  • 0
Share
  • Facebook
  • Report

Leave an answer
Cancel reply

You must login to add an answer.

Forgot Password?

Need An Account, Sign Up Here

1 Answer

  • Voted
  • Oldest
  • Recent
  • Random
  1. Editorial Team
    Editorial Team
    2026-05-25T02:16:45+00:00Added an answer on May 25, 2026 at 2:16 am

    There is no way to tell this from the exception. You need to implement your own solution for this.

    • 0
    • Reply
    • Share
      Share
      • Share on Facebook
      • Share on Twitter
      • Share on LinkedIn
      • Share on WhatsApp
      • Report

Sidebar

Related Questions

Looking at System.Collections.Generic.Dictionary<TKey, TValue> , it clearly implements ICollection<KeyValuePair<TKey, TValue>> , but doesn't have
I have a System.Collections.Generic.Dictionary<System.Web.UI.Control, object> where all keys can be either type of System.Web.UI.WebControls.HyperLink
I'm using a System.Collections.Generic.Dictionary<string, string> . I want to return the first key from
If i wish to put items into a System.Collections.Generic.Dictionary , I can either Add
I have System.Collections.Generic.Dictionary<A, B> dict where A and B are classes, and an instance
Is it possible in C# to create a System.Collections.Generic.Dictionary<TKey, TValue> where TKey is unconditioned
I ran into this today when unit testing a generic dictionary. System.Collections.Generic.Dictionary<int, string> actual,
Talking about System.Collections.Generic.List<T> here. With example below can Method1 and Method2 execute and the
I have a System.Collections.Generic.Dictionary<string, string> containing control ID and appropriate data column to data
This works: using System; using ConstraintSet = System.Collections.Generic.Dictionary<System.String, double>; namespace ConsoleApplication2 { class test

Explore

  • Home
  • Add group
  • Groups page
  • Communities
  • Questions
    • New Questions
    • Trending Questions
    • Must read Questions
    • Hot Questions
  • Polls
  • Tags
  • Badges
  • Users
  • Help
  • SEARCH

Footer

© 2021 The Archive Base. All Rights Reserved
With Love by The Archive Base

Insert/edit link

Enter the destination URL

Or link to existing content

    No search term specified. Showing recent items. Search or use up and down arrow keys to select an item.