sfc

Mon
27
Mar
Dennis Faas's picture

How to Fix: Device I/O Error (and Recover Data)

Infopackets Reader Phoebe A. writes: " Dear Dennis, Today I tried to free up some space on my C drive by moving files over to my external hard drive, but Windows gave me an error message, stating that 'Error during copy: the request could not be ... performed because of an I/O device error'. I've also tried using 'TeraCopy' to copy files over, but it keeps freezing on the same files. Can you help? " My response: If you receive an error that says "the request could not be performed because of an I/O device error" when trying to copy or move a file, that usually (but not always) indicates bad ... (view more)

Fri
13
May
Dennis Faas's picture

How to Fix: The request could not be performed because of an I/O device error

Infopackets Reader Terrel W. writes: " Dear Dennis, I installed Windows 10 on my laptop about 2 months ago. Just recently the laptop has been extremely slow; whenever I click on anything, the cursor will spin for literally 3 to 5 minutes before I am ... able to do anything. Any action I take on the computer - whether it's a right click on the desktop, or launching the browser - results in the same spinning. This is not normal behavior! I have tried the Windows 10 Reset but it gives me an error. Can you help? " My response: I asked Terrell if he'd like me to connect to his system using my remote ... (view more)

Mon
14
Mar
Dennis Faas's picture

How to Fix: NTDLL.DLL Error - The Definitive Guide

Infopackets Reader Gerry O. writes: " Dear Dennis, I am running windows 8.1 and have a program that reports an ntdll.dll failure. Will an upgrade to Windows 10 (not clean install) create a new ntdll.dll file, would I need to do a clean install of ... windows 10? Is there another way of getting a clean ntdll.dll file without upgrading? " My response: The file ntdll.dll is typically located in c:\windows\system32, and in very old versions of Windows (such as Windows XP), in the c:\i386 directory. The ntdll.dll file is a legitimate dynamic link library file (DLL) and is referred to as the "NT Layer ... (view more)

Mon
05
Oct
Dennis Faas's picture

How to Fix: 'Windows Resource Protection could not perform the requested operation' Error

Infopackets Reader Alice G. writes: " Dear Dennis, I have not been able to download any Windows Updates for a few months now. I stumbled across your guide on ' How to Fix: Windows Update won't Update ', but when I try and run 'sfc /scannow', I ... receive an error message that 'Windows Resource Protection could not perform the requested operation.' I am basically stuck at this step and am not sure what to do. Researching Google on the Windows Resource Protection error comes up with extremely confusing and conflicting jargon. Can you please tell me how to fix this ... (view more)

Mon
14
Sep
Dennis Faas's picture

How to Fix: 'Windows Command Processor has stopped working' Error

Infopackets Reader Bill S. writes: " Dear Dennis, I just upgraded to Windows 10. Every time I boot my computer, I receive an error message that says 'Windows Command Processor has stopped working'. There are at least 3 of these notifications ... whenever I sign into Windows 10, and they only happen after I login. I have searched high and low to try and figure out why I keep receiving this error message but I'm completely stumped. Can you help? " My response: This is a good question. When I first upgraded to Windows 10, I also received the error message that 'Windows Command Processor has stopped ... (view more)

Mon
29
Jun
Dennis Faas's picture

How to Fix: 'sfc /scannow' Fails, Won't Complete

Infopackets Reader Terry C. writes: " Dear Dennis, I am trying to run the command 'sfc /scannow' (system file checker) through the Windows command prompt to repair corrupt Windows files, but every time I try and run 'sfc /scannow', it stops at 42% ... and gives the error message 'Windows Resource Protection could not perform the requested operation.' Therefore, the 'sfc /scannow' does not complete and I can't repair my corrupt Windows files. How can I fix this so I can finish running the scan and fix my files? " My response: I had the "Windows ... (view more)

Mon
01
Jun
Dennis Faas's picture

How to Fix: Can't run Command Prompt as Admin (Win8)

Infopackets Reader Dave T. writes: " Dear Dennis, I recently installed Windows 8.1 on my netbook and downloaded all the updates which took almost 2 days to complete. Towards the end there was a slew of failed updates which did not install; one of ... them which was a cumulative patch for Internet Explorer. I read that to fix the issue I need to open a command prompt as Administrator user and then run 'sfc /scannow' to fix the failed updates, but I cannot seem to run cmd.exe as the Administrator user. When I try and run 'sfc /scannow', I get the error message that 'You must be an administrator ... (view more)

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