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I have been getting the following message on many, but not all pages, for the last few days. "Sorry, Bad Request. Your browser sent a request that this server could not understand. Size of a request header field exceeds server limit." What's wrong?

Posted

I get this message with Firefox but not IE. I tried re-installing Firefox but it still happens.

I get this message with Firefox but not IE. I tried re-installing Firefox but it still happens.

Additional System Details

Installed Plug-ins

  • Google Update
  • Shockwave Flash 11.0 r1
  • 4.0.60831.0
  • The QuickTime Plugin allows you to view a wide variety of multimedia content in Web pages. For more information, visit the QuickTime Web site.
  • iTunes Detector Plug-in
  • Adobe PDF Plug-In For Firefox and Netscape "9.4.5"
  • BlackBerry WebSL Browser Plug-In
  • NPRuntime Script Plug-in Library for Java(TM) Deploy
  • Next Generation Java Plug-in 1.6.0_26 for Mozilla browsers
  • Yahoo Application State Plugin version 1.0.0.7
  • npmnqmp 989898989877
  • 1.6.0028.1
  • DRM Netscape Network Object
  • DRM Store Netscape Plugin
  • Npdsplay dll
  • Office Plugin for Netscape Navigator

Application

  • User Agent: Mozilla/5.0 (Windows NT 5.1; rv:7.0.1) Gecko/20100101 Firefox/7.0.1

More Information

cor-el
  • Top 10 Contributor
  • Moderator
12895 solutions 118298 answers

That issue can be caused by corrupted cookies.

Clear the cache and the cookies from sites that cause problems.

"Clear the Cache":

  • Tools > Options > Advanced > Network > Offline Storage (Cache): "Clear Now"

"Remove Cookies" from sites causing problems:

  • Tools > Options > Privacy > Cookies: "Show Cookies"
That issue can be caused by corrupted cookies. Clear the cache and the cookies from sites that cause problems. "Clear the Cache": * Tools > Options > Advanced > Network > Offline Storage (Cache): "Clear Now" "Remove Cookies" from sites causing problems: * Tools > Options > Privacy > Cookies: "Show Cookies"