You are currently offline, waiting for your internet to reconnect

FIX: Error message when you try to press ESC to cancel adding a new row to a DataGridView control in the .NET Framework 2.0: "An unhandled exception of type 'System.InvalidOperationException' occurred in System.Windows.Forms.dll"

In the Microsoft .NET Framework 2.0, you add a new row to a DataGridView control. If you try to press ESC to cancel adding the new row, you may receive the following error message:
An unhandled exception of type 'System.InvalidOperationException' occurred in System.Windows.Forms.dll

Additional information: Operation is not valid due to the current state of the object.

Hotfix information

A supported hotfix is now available from Microsoft. However, it is intended to correct only the problem that is described in this article. Apply it only to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next Microsoft .NET Framework 2.0 service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Customer Support Services to obtain the hotfix. For a complete list of Microsoft Customer Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.


You must have the Microsoft .NET Framework 2.0 installed to apply this hotfix.

Restart requirement

You do not have to restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any other hotfixes.

File information

The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.
The Microsoft .NET Framework 2.0, x86-based versions
File nameFile versionFile sizeDateTimePlatform,152,76820-Apr-200719:22x86
The Microsoft .NET Framework 2.0, x64-based versions
File nameFile versionFile sizeDateTimePlatform,152,76820-Apr-200718:57x64
The Microsoft .NET Framework 2.0, Itanium-based versions
File nameFile versionFile sizeDateTimePlatform,152,76820-Apr-200719:22IA-64
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
For more information, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates

Article ID: 936199 - Last Review: 10/08/2011 18:04:00 - Revision: 2.0

  • Microsoft .NET Framework 2.0
  • kbfix kbqfe KB936199