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You are unable to RDP to Windows Server 2003 or Windows XP
Article ID: 2511009
When you try to connect to a remote computer that is running Windows Server 2003 or Windows XP SP3 through Remote Desktop Protocol (RDP), the connection may not be created and you receive the following error message:
Event Type: Information
The issue occurs because the system is running out of session image space, which causes the RDPDD.dll not to be loaded.
To alleviate the issue, increase the size of the session image space by modifying this registry key.
Note: This change requires a reboot.
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management
186645 Troubleshooting RDP Client connection problems
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