The Explorer desktop starts when the Domain users try to connect to an Independent Computing Architecture (ICA) published application, fixed or seamless, or a Remote Desktop Protocol (RDP) session configured for an Initial Program.

The issue does not occur with Domain Administrators.

As a workaround, complete any of the following methods:

Method 1

Fix the issue by completing the following procedure:

Method 2

Use the Windows 2003 Active Directory Users and Computers Microsoft Management Console (MMC), in the Windows 2008 domain to modify the accounts.
Microsoft recommends to enable the GPO setting Allow remote start of unlisted programs to resolve the issue.
Refer to the Instead of the specified startup program, the whole desktop is started on a remote desktop connection when you change the "Terminal Services Profile" setting for the user account web page of Microsoft Support for information about applying the Microsoft Hotfix to resolve the issue.

To apply the hotfix, the computer must run one of the following operating systems:

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Problem Cause

Editing Terminal Server Home or Profile directly in Windows 2008 Active Directory Users and Computers Management Console makes the Active Directory (AD) account unusable. When the account becomes unusable, this issue cannot be resolved even by migrating to the Group Policy Object (GPO).

The Explorer desktop starts when the Domain users try to connect to an Independent Computing Architecture (ICA) published application, fixed or seamless, or a Remote Desktop Protocol (RDP) session configured for an Initial Program.

CTX112134 – ICA Seamless Host Agent Dialog Box Displayed when Connecting to a Seamless Application