windows host process (rundll32) error

in my pc this windows host process (rundll32) error comes when i start my computer and internet explorer. please help me how to solve this problem.
 

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Last updated July 7, 2019 Views 6,533 Applies to:
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Hi,

What is rundll32.exe And Why Is It Running?
http://www.howtogeek.com/howto/windows-vista/what-is-rundll32exe-and-why-is-it-running/

What's the suspicious Rundll32.exe process?
http://windowsxp.mvps.org/rundll32.htm

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Try these to clear corruption and repair/replace damaged/missing system files.

Run DiskCleanup - Start - All Programs - Accessories - System Tools - Disk Cleanup

Start - type in Search box -  COMMAND   find at top of list -  RIGHT CLICK  -  RUN AS ADMIN

sfc /scannow

How to analyze the log file entries that the Microsoft Windows Resource Checker (SFC.exe) program
generates in Windows Vista cbs.log
http://support.microsoft.com/kb/928228


Then run checkdisk - schedule it to run at next start and then Apply OK your way out then restart.

How to Run Check Disk at Startup in Vista
http://www.vistax64.com/tutorials/67612-check-disk-chkdsk.html

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If no joy try to determine what the cause is :

How to troubleshoot a problem by performing a clean boot in Windows Vista
http://support.microsoft.com/kb/929135

How to troubleshoot performance issues in Windows Vista
http://support.microsoft.com/kb/950685

Optimizing Microsoft Windows Vista Performance
http://support.microsoft.com/kb/959062

To see all that is loading bootup - wait a few minutes without doing anything - then Right Click TaskBar -
Task Manager - take a look at Appplications - Processes - Services - this is a quick reference (if you have
a little box on Lower Left - Show for All Users then check that).

How to Check and Change the Startup Programs in Vista
http://www.vistax64.com/tutorials/79612-startup-programs-enable-disable.html

A quick check to see which are loading is Method 2 there - using MSCONFIG then post a list of those here.
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Tools that should help :

Process Explorer - Free - Find out what files, registry keys and other objects processes have open, which DLLs
they have loaded, and more. This uniquely powerful utility will even show you who owns each process.
http://technet.microsoft.com/en-us/sysinternals/bb896653.aspx

Autoruns - Free - See what programs are configured to startup automatically when your system boots and you
login. Autoruns also shows you the full list of Registry and file locations where applications can configure auto-
start settings.
http://technet.microsoft.com/en-us/sysinternals/bb963902.aspx

Process Monitor - Free - Monitor file system, Registry, process, thread and DLL activity in real-time.
http://technet.microsoft.com/en-us/sysinternals/bb896645.aspx

There are many excellent free tools at Sysinternals
http://technet.microsoft.com/en-us/sysinternals/default.aspx

WhatsInStartUP - Free - This utility displays the list of all applications that are loaded automatically when Windows
starts up. For each application, the following information is displayed: Startup Type (Registry/Startup Folder),
Command -Line String, Product Name, File Version, Company Name, Location in the Registry or file system,
and more. It allows you to easily disable or delete unwanted programs that runs in your Windows startup.
http://www.nirsoft.net/utils/what_run_in_startup.html

There are many excellent free tools at NirSoft
http://www.nirsoft.net/utils/index.html

Window Watcher - Free - Do you know what's running on your computer? Maybe not. The Window Watcher tells all, reporting every window created by every running program, whether the window is visible or not.
http://www.karenware.com/powertools/ptwinwatch.asp

Many excellent free tools and an excellent newsletter at Karenware
http://www.karenware.com/

Hope these help.


Rob - Bicycle - Mark Twain said it right.
Rob Brown - Microsoft MVP - Windows and Devices for IT 2010 - current
Windows Insider MVP 2016 - current

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