Deleting Temporary Files
If you are experiencing errors on the c windows system32 xpsp3res dll – C:\WINDOWS\system32\xpsp3res.dll\dnserror, your system is probably having trouble accessing a website or can’t get proper dns address. You can try cleaning up the temporary file and cache of your internet explorer. To do this, open your internet explorer and click on Tools Menu> Internet Options. At the Internet Options Window, under General tab, go to Temporary Internet Files and click on Delete Cookies, then OK. Next, under History section, click on Clear History to remove useless history files that take up memory and space. Click OK and close Internet Options. Make sure you are connected and restart your Internet Explorer.