- You browse a Microsoft ASP.NET 2.0-based Web site or a Web site that is running an ASP.NET 2.0-connected application.
- The Web site has thousands of subdirectories.
To resolve this problem immediately, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product 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.
PrerequisitesThe .NET Framework 2.0
Restart requirementYou must restart the computer if any ASP.NET or .NET Framework applications are running.
Hotfix replacement informationThis hotfix does not replace any other software updates.
File informationThe 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 tool in Control Panel.
|File name||File version||File size||Date||Time||Platform|
Registry informationTo enable this hotfix, you must add the following DWORD value at the following registry key:
If you are running a 32-bit process on an x64-based system, add the following DWORD value at the following registry key:
|Does not exist||This is the default behavior. For each subdirectory, the application will create an object that will monitor the subdirectory.|
|0 or greater than 2||This is the default behavior. For each subdirectory, the application will create an object that will monitor the subdirectory.|
|1||The application will disable File Change Notifications (FCNs).|
|2||The application will create one object to monitor the main directory. The application will use this object to monitor each subdirectory.|
Note Starting with the Microsoft .NET Framework 4.5 and later versions, FCNMode can be configured by using the httpRuntime settings as follows:
|NotSet(0)||This is the same as setting 0 or greater than 2 in the registry.|
|Default (1)||This is the same as setting 0 or greater than 2 in the registry.|
|Disabled (2)||This is the same as setting 1 in the registry.|
|Single (3)||This is the same as setting 2 in the registry.|
Article ID: 911272 - Last Review: Mar 29, 2017 - Revision: 3