Microsoft KB Archive/313273

= PRB: &quot;Remote calls are not allowed for this process&quot; error message when you debug ASP.NET page =

Article ID: 313273

Article Last Modified on 8/15/2007

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APPLIES TO


 * Microsoft ASP.NET 1.1
 * Microsoft Visual Studio .NET 2003 Professional Edition
 * Microsoft ASP.NET 1.0
 * Microsoft Visual Studio .NET 2002 Professional Edition

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This article was previously published under Q313273



If you are debugging on Microsoft Windows XP Service Pack 2, see the following article before you continue reading this article:

833977 How to turn on remote debugging in Windows XP Service Pack 2



SYMPTOMS
When you remotely debug an ASP.NET application in Visual Studio .NET, you may receive the following error message:

Error while trying to run project: Unable to start debugging on the web server. Remote calls are not allowed for this process.

Would you like to disable future attempts to debug ASP.NET pages for this project?



CAUSE
This error occurs if the client computer is running Visual Studio .NET and if the client computer does not have Distributed COM (DCOM) enabled.



RESOLUTION
To resolve this problem, enable DCOM on the client computer.

Microsoft Windows XP Professional or Microsoft Windows 2000

 * 1) Click Start, and then click Control Panel.
 * 2) Double-click Administrative Tools, and then double-click Component Services to open the Component Services Microsoft Management Console (MMC).
 * 3) Expand the Component Services and the Computers nodes.
 * 4) Right-click My Computer, and then click Properties.
 * 5) On the Default Properties tab, click to select the Enable Distributed COM on this computer check box, and then click OK.
 * 6) Close the Component Services MMC.
 * 7) Restart the computer.

Microsoft Windows NT

 * 1) Click Start, and then click Run.
 * 2) In the Run dialog box, type dcomcnfg, and then click OK.
 * 3) In the Distributed COM Configuration Properties dialog box, on the Default Properties tab, click to select the Enable Distributed COM on this computer check box, and then click OK.
 * 4) Restart the computer.



STATUS
This behavior is by design.

