Unable to switch user accounts. The whole system freezes and the machine needs to be switched of and back on without a proper shut down. Any ideas?
- I am using Vista Home Premium SP2 and there are five user accounts. I am the Sys Admin with the other accounts being standard user.
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Answers
Hi
Thank you for using Microsoft Windows Vista Forums.
I will require some additional information to assist you better.
Ø Was it working fine before?
Ø Are you getting any error messages or codes?
Ø Have any changes been made to you computer recently?
Ø Do you have any external devices connected to the computer?
In the mean time, follow the instructions which might help you in resolving the issue.
Method 1:
Let us try to disable Antivirus security software and check the issue.
Re-enable the security software after checking the issue.
You can also try to disable the firewall and check the issue.
Re-enable the firewall after checking the issue.
Check if the issue is resolved.
Method 2:
Let us try updating the graphics and video drivers from the manufacturer’s website.
If that does not work, you need to uninstall and reinstall the drivers.
You can also try updating the graphics and video drivers from device manager which might help you in resolving the issue.
Click on the link below for more information on updating the drivers.
Finding drivers
http://windowshelp.microsoft.com/Windows/en-US/Help/64deec6d-7992-4ddc-86eb-398d30d6836d1033.mspx
For information about your hardware manufacturer, visit the following Web site:
http://support.microsoft.com/gp/vendors/en-us
Check if the issue is resolved.
Method 3:
Let us try to restore your computer to an earlier state, if it was working fine before.
1. Click Start, type system restore in the Start Search box, and then click System Restore in the Programs list.
2. If you are prompted for an administrator password or confirmation, type your password, or click Continue.
3. In the System Restore dialog box, click next.
4. In the list of restore points, click a restore point that was created at least one week before the current date, and then click next.
Note: If you do not find a restore point that is at least one week old, select the earliest restore point that is available.5. Click Finish.
6. The computer restarts. The system files and settings are returned to the state that they were in when the restore point was created.
7. Check if the issue is resolved.
System Restore: frequently asked questions
http://windows.microsoft.com/en-US/windows-vista/System-Restore-frequently-asked-questions
Click on the link below for more information.
Method 4:
Follow the instructions in the link below to perform Clean boot procedure.
Step 1: Perform a clean boot
Step 2: Enable half of the services
Step 3: Determine whether the problem returns
Step 4: Enable half of the Startup items
Step 5: Determine whether the problem returnsStep 6: Resolve the problem
Step 7: Reset the computer to start as usual
How to troubleshoot a problem by performing a clean boot in Windows Vista
http://support.microsoft.com/kb/929135
After checking the issue, put the computer back to the Normal mode.
Uninstall or update the program which is causing the issue.
User accounts: frequently asked questions
http://windows.microsoft.com/en-US/windows-vista/User-accounts-frequently-asked-questions
Please post back and let us know if this has helped to resolve your issue.
Regards,
KarthiK TP- Marked As Answer byChris.H - Support EngineerMSFT, ModeratorFriday, November 20, 2009 4:23 PM
All Replies
Hi
Thank you for using Microsoft Windows Vista Forums.
I will require some additional information to assist you better.
Ø Was it working fine before?
Ø Are you getting any error messages or codes?
Ø Have any changes been made to you computer recently?
Ø Do you have any external devices connected to the computer?
In the mean time, follow the instructions which might help you in resolving the issue.
Method 1:
Let us try to disable Antivirus security software and check the issue.
Re-enable the security software after checking the issue.
You can also try to disable the firewall and check the issue.
Re-enable the firewall after checking the issue.
Check if the issue is resolved.
Method 2:
Let us try updating the graphics and video drivers from the manufacturer’s website.
If that does not work, you need to uninstall and reinstall the drivers.
You can also try updating the graphics and video drivers from device manager which might help you in resolving the issue.
Click on the link below for more information on updating the drivers.
Finding drivers
http://windowshelp.microsoft.com/Windows/en-US/Help/64deec6d-7992-4ddc-86eb-398d30d6836d1033.mspx
For information about your hardware manufacturer, visit the following Web site:
http://support.microsoft.com/gp/vendors/en-us
Check if the issue is resolved.
Method 3:
Let us try to restore your computer to an earlier state, if it was working fine before.
1. Click Start, type system restore in the Start Search box, and then click System Restore in the Programs list.
2. If you are prompted for an administrator password or confirmation, type your password, or click Continue.
3. In the System Restore dialog box, click next.
4. In the list of restore points, click a restore point that was created at least one week before the current date, and then click next.
Note: If you do not find a restore point that is at least one week old, select the earliest restore point that is available.5. Click Finish.
6. The computer restarts. The system files and settings are returned to the state that they were in when the restore point was created.
7. Check if the issue is resolved.
System Restore: frequently asked questions
http://windows.microsoft.com/en-US/windows-vista/System-Restore-frequently-asked-questions
Click on the link below for more information.
Method 4:
Follow the instructions in the link below to perform Clean boot procedure.
Step 1: Perform a clean boot
Step 2: Enable half of the services
Step 3: Determine whether the problem returns
Step 4: Enable half of the Startup items
Step 5: Determine whether the problem returnsStep 6: Resolve the problem
Step 7: Reset the computer to start as usual
How to troubleshoot a problem by performing a clean boot in Windows Vista
http://support.microsoft.com/kb/929135
After checking the issue, put the computer back to the Normal mode.
Uninstall or update the program which is causing the issue.
User accounts: frequently asked questions
http://windows.microsoft.com/en-US/windows-vista/User-accounts-frequently-asked-questions
Please post back and let us know if this has helped to resolve your issue.
Regards,
KarthiK TP- Marked As Answer byChris.H - Support EngineerMSFT, ModeratorFriday, November 20, 2009 4:23 PM
- Thank you for your assistance. The problem appears to have been caused by a corrupted user account, which has been deleted. A new account was set up and the problem has not reoccurred.
In addition, I have now upgraded to Windows 7 and it has been steady as a rock.
Thank you for your time.

