XCON: Error Message Installing the Internet Mail Service on a Windows 2000 Terminal Services Computer (263072)

SYMPTOMS

When you install the Internet Mail Service for Exchange Server 5.5 Service Pack 3 on a Windows 2000 Terminal Services computer, you may receive the following error message when the Internet Mail Wizard begins to install services and modify the registry:

Self registration of the DLL C:\Documents and Settings\Administrator\WINDOWS\system32\cdonts.dll failed : 0d.

When you click OK, you receive the following error message:

Processing file 'C:\EXCHSRVR\bin\cdo.ins,' at or near line 7
The specified module could not be found.
Microsoft Windows NT
ID no: 0xc002007e

When you click OK, you may receive the following error message:

Processing file 'C:\EXCHSRVR\bin\smtp.uns', at or near line 27
The system cannot find the file specified.
Microsoft Windows NT
ID no: 0xc0020002

CAUSE

This issue can occur because the Internet Mail Service cannot register the necessary dynamic-link libraries (DLLs) when the server is running Terminal Services in execute mode.

RESOLUTION

To resolve this issue:

At a command prompt, type change user /install to change Terminal Services to installation mode. The following message is displayed:
User session is ready to install applications.
Start the Internet Mail Wizard and make sure that the Internet Mail Service is installed successfully.
At a command prompt, type change user /execute to change Terminal Services to execute mode. The following message is displayed:
User session is ready to execute applications.

MORE INFORMATION

For additional information about how to install applications on a Windows 2000 Terminal Server computer that is running in application server mode, click the article number below to view the article in the Microsoft Knowledge Base:

248340 Installing and Using Programs in Windows 2000 Terminal Services