C# Create_Item with Column_Values leads to (500) Internal Server Error

[bobpotter (Bob)]

Take a look here. This worked for me:

Creating an Item with Column Values in C#

I’m using C# ASP.NET with the monday.com API. I’ve been able to do queries and also I’m able to create an item. However, I’m having trouble creating an item with field values. I’ve seen various posts on the same issue but I can’t seem to get it right. Any help or ideas would be appreciated. I’ll share the code I’m using. First, I created a new class: public class MondayAPIClass { private const string MondayApiKey = "yourkey"; private const string MondayApiUrl = "https://a…