invalidoperationexception Questions
3
Solved
I've got this really, really weird error that I've never been able to pin down (it happens very rarely). Basically, I have a C# application that was randomly throwing an unknown exception on exit. ...
Colourable asked 27/10, 2011 at 5:33
11
Solved
There is paradox in the exception description:
Nullable object must have a value (?!)
This is the problem:
I have a DateTimeExtended class,
that has
{
DateTime? MyDataTime;
int? otherdata;
...
Brenneman asked 13/12, 2009 at 11:8
3
Solved
foreach (string key in HttpContext.Current.Request.Form.AllKeys)
{
string value = HttpContext.Current.Request.Form[key];
}
What is the .net core version of the above code? Seems like .net core t...
Shouse asked 7/4, 2017 at 18:8
3
Solved
If I surf to http://localhost:58472/Account/Register I've this exception
System.InvalidOperationException: The current type, IUserStore<ApplicationUser>, is an interface and cannot be con...
Pointer asked 17/2, 2016 at 15:31
4
Solved
I have a web application running .net core 2.x (just upgraded from .net core 1.x finally) and I've gotten most everything ported from .net core 1.x to 2.x. I have however hit a brick wall with my I...
Photoreconnaissance asked 13/7, 2018 at 14:54
4
Solved
Whenever I try to use MD5 on a Windows XP machine that has FIPS enabled, I am getting a System.InvalidOperationException.
Is there an alternate algorithm that I should use instead of MD5 on FIPS?
...
Ethmoid asked 3/2, 2011 at 23:48
2
throwing InvalidOperationException when I changed cell value for update and directly click on menu strip item for open new Winform.
private void dgv_category_CellValueChanged(object sender, Data...
Hynda asked 19/9, 2016 at 13:22
2
Due to various new security policies, we need to be able to run various tasks as an assigned uid. To assist in this, a common menu system was developed. One of the functions in the script is:
$cre...
Falla asked 11/3, 2015 at 15:31
6
Solved
I have a datagrid which gets data like this:
public struct MyData
{
public string name { set; get; }
public string artist { set; get; }
public string location { set; get; }
}
DataGridText...
Insanity asked 4/8, 2011 at 21:53
6
Solved
using System;
using System.Collections.Generic;
using System.Text;
using System.Data.Sql;
using System.Data.SqlClient;
namespace BissUpdater
{
class Program
{
static void Main(string[] args)
{...
Parasitism asked 22/3, 2013 at 8:57
4
Solved
What is the analog for .Net InvalidOperationException in Python?
Shattuck asked 31/3, 2010 at 16:37
2
Solved
Following this question Foreach loop for disposing controls skipping iterations it bugged me that iteration was allowed over a changing collection:
For example, the following:
List<Control&g...
Jarid asked 29/1, 2016 at 12:21
6
Solved
I haven't used Queues<T> to any real degree before, so I might be missing something obvious. I'm trying to iterate through a Queue<EnemyUserControl> like this (every frame):
foreach (v...
Penumbra asked 4/6, 2011 at 1:30
2
Solved
We have a tool that manages several processes of a computer and from time to time in uncertain conditions we get an InvalidOperationExceptionwhen accessing the MSDN: Process.ExitTime property.
The...
Blennioid asked 5/12, 2017 at 8:29
3
I have written my own custom change monitor class for the .NET MemoryCache. It seems to initialize fine, but when I attempt to add it to the Cache, it throws an InvalidOperation exception - The met...
Dit asked 1/4, 2011 at 19:37
2
Solved
I have a function that is called from cell_endedit. It moves a dataGridViewRow inside a dataGridView:
private void moveRowTo(DataGridView table, int oldIndex, int newIndex)
{
if (newIndex < ol...
Pulmonary asked 23/10, 2014 at 7:9
6
Solved
I have written a few MSBuild custom tasks that work well and are use in our CruiseControl.NET build process.
I am modifying one, and wish to unit test it by calling the Task's Execute() method.
...
Inexistent asked 4/11, 2008 at 4:5
1
Solved
I was testing my code and I thought that this piece of code was correct:
while True:
try:
p = Decimal(raw_input(...))
if ...condition... : break
else: raise ValueError
except ValueError:
pri...
Craigcraighead asked 31/12, 2015 at 12:10
5
Solved
I'm seeing a System.Diagnostics.Process.HasExited method throw an InvalidOperationException, but the message text property is not terribly useful as to why it was thrown. Under what conditions does...
Battalion asked 8/4, 2010 at 20:39
0
I've received the following error from the live site:
System.Web.HttpUnhandledException: Exception of type
'System.Web.HttpUnhandledException' was thrown. --->
System.InvalidOperationException...
Addend asked 13/11, 2015 at 13:54
1
Solved
We have recently upgraded our code base from .Net 4.0 to .Net 4.5.1 and from MVC 2.0 to MVC 5.2.2.
We have a custom method in our base controller class which allowed us to update multiple parts of...
Bamboozle asked 23/10, 2014 at 17:20
9
Solved
class Program
{
static void Main(string[] args)
{
var dictionary = new Dictionary<string, int>()
{
{"1", 1}, {"2", 2}, {"3", 3}
};
foreach (var s in dict...
Geoid asked 13/10, 2009 at 20:28
3
I have a standard, non-async action like:
[HttpPost]
public JsonResult StartGeneratePdf(int id)
{
PdfGenerator.Current.GenerateAsync(id);
return Json(null);
}
The idea being that I know this P...
Unknot asked 9/5, 2013 at 18:56
4
Solved
public void Save() {
XmlSerializer Serializer = new XmlSerializer(typeof(DatabaseInformation));
/*
A first chance exception of type 'System.IO.FileNotFoundException' occurred in mscorlib.dll
A...
Surrogate asked 23/3, 2010 at 7:31
2
Solved
I'm starting a new process using the following code:
Process p = new Process();
p.StartInfo.FileName = "...";
p.StartInfo.Arguments = "...";
p.Start();
p.WaitForExit(300000); // 5 minutes
if (!p....
Olav asked 1/8, 2013 at 13:59
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