Entry type: FAQ, Entry ID: 35836051, Entry date: 04/27/2009

Why does the OS Login Box disappear sometimes in the background?

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The reason for this might be incorrect settings in the Windows XP operating system.

Make the following settings to avoid this behavior.

No. Procedure
1 Go to  "Start > Control Panel > Regional and Language Options > Languages > Text services and input languages > Details" and then open the "Advanced" tab.
2 Clear the check box "Support extended text services in all programs".
3 Close all the windows and restart the PC.

Foreground, WinCC Login box