Locked+out+even+Administrator

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To print off for your Crib Sheet:- Copy and Paste to Word.doc then Print   ** Locked out even Administrator **

After you restart a computer running Windows and no one has logged on, you may be unable to log on to the computer either locally or to the domain.

The following error message may be displayed at logon:
 * //This computer is in use and has been locked.//**

Only or an administrator can unlock this computer.

Press Ctrl + Alt + Del to unlock this computer.

If you try to unlock the computer, the following error message may be displayed: Only or an administrator can unlock this computer. If a user has logged on and logged off, you may be unable to log on to the computer (locally or to the domain) and the following error message may be displayed:
 * //This computer is locked//**.
 * //This computer is in use and has been locked.//**

Only //domain//\//username// or an administrator can unlock this computer.

Press Ctrl + Alt + Del to unlock this computer.

If you try to unlock the computer, the following error message may be displayed:
 * //This computer is locked. Only domain\username or an administrator can unlock this computer.//**


 * NOTES**
 * In the error messages above, //domain// is the domain name of the last user who logged on to the server and //username// is the name of the user who last logged on to the server.

This behavior can occur for either of the following reasons:
 * CAUSE**
 * This behavior can occur for either of the following reasons: When the default sc...**
 * When the default screen saver is set to use a non-existent screen saver program.
 * When you use a corrupted screen saver that is password protected.

You need toImportant This section, method, or task contains steps that tell you how to modi... You need toY modify the Registry. However, serious problems might occur if you modify the registry incorrectly. So follow precisely the previous tip on how to and do not deviate, that would be to your sorry.

To resolve this problem, use another screen saver program (such as Logon.scr) that is installed locally on the system or that is not corrupted.


 * 1) Start Registry Editor (Regedt32.exe).
 * 2) Locate the Scrnsave.exe value under the following registry key:

HKEY_USERS\.Default\Control Panel\Desktop


 * 1) On the **Edit** menu, click **String**, type **logon.scr**, and then click **OK**.
 * 2) Locate the ScreenSaverIsSecure value.
 * 3) On the **Edit** menu, click **String**, type **0**, and then click **OK**.
 * 4) Quit Registry Editor.

To work around this problem, use the appropriate method:-
 * WORKAROUND**


 * Method 1:**
 * When the Error Message States the Computer Is Locked by //domain//\//username//**
 * 1) Press CTRL+ALT+DELETE to unlock the computer.
 * 2) Type the logon information for the last logged on user, and then click **OK**.
 * 3) When the **Unlock Computer** dialog box disappears, press CTRL+ALT+DELETE and log on normally.
 * Method 2:**
 * When the Error Message Does Not State Who Locked the Computer**
 * 1) Use the Shutdown tool in the Microsoft Windows Resource Kit and attempt to shut down the locked computer. The **System Shutdown** dialog box is displayed on the locked computer, but the computer does not restart.
 * 2) When the shutdown timer expires, the **Welcome to Windows** dialog box is displayed.
 * 3) Before the screen saver becomes active, press CTRL+ALT+DELETE, and log on normally.

If you do not use one of these methods to log on, you must restart the computer and log on before the screen saver program starts.
 * NOTE**:

For more information, click the following article number to view the article in the Microsoft Knowledge Base: [|99590] []
 * //More Information//**
 * For more information, click the following article number to view the article in...**

(http://support.microsoft.com/kb/99590/ ) How to activate the screen saver during logon .
 * How to Activate the Screen Saver During Logon**
 * __Again follow the tip precisely on Regedit__**

You can force the Windows NT screen saver to start during logon if no user logs on immediately.

To do this, you need to modify the Registry by following these steps: HKEY_USERS subtree.
 * 1) Start Registry Editor (REGEDT32.EXE) and select the :-
 * 1) Go to the following subkey:
 * 2) 3. \DEFAULT\Control Panel\Desktop

After you complete these changes and shut down Windows NT, the screen saver should activate if a user fails to log on within the time specified by ScreenSaveTimeOut.
 * 1) From the parameter list, select ScreenSaveActive.
 * 2) From the Edit menu, choose String.
 * 3) In the String field, change the value from 0 to 1 and choose OK.
 * 4) From the parameter list, select SCRNSAVE.EXE.
 * 5) From the Edit menu, choose String.
 * 6) Enter the filename of the screen saver you want to use. For example: SSMYST.SCR, SCRNSAVE.SCR, SSBEZIER.SCR, SSMARQUE.SCR, or SSTARS.SCR.
 * 7) Similarly, edit the String field for the ScreenSaveTimeOut parameter, and enter the time (in seconds) you want the screen saver to wait before activating.