'Bad Request - Header Field Too Long' - Clarity PPM
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'Bad Request - Header Field Too Long' - Clarity PPM


Article ID: 214692


Updated On:


Clarity PPM SaaS Clarity PPM On Premise


Using Chrome, the error message "Bad Request - Header Field Too Long" displays when a Clarity tab is open about a week. Tried using an incognito browser and it worked for a while but eventually received the same error.


Clarity Application


In general this is a Chrome issue and is caused by a corrupt cookie. Please clear the bad cookie(s) and see if this helps:

  1. Go to chrome://settings/cookies, or manually go to Settings->Advanced Settings->Privacy->Content->All Cookies and Site data). From there, you can search for cookies that match the Clarity URL you are having problems on. Finally, click "remove all" for the matching cookies.
  2. Right click the lock in the address bar area (see picture below). Under cookies there is a link saying how many cookies are used. Click that link. Remove all cookies in there.

Additional Information

How to Clear Cookies for One Site in Google Chrome

  1. Select the three vertical dots in the upper-right corner to open the Chrome menu and then select Settings.
  2. Settings in Chrome
    Scroll to the Privacy and security section and select Site Settings.
  3. The Site Settings item in Chrome settings
    Scroll down and select Cookies and site data.
  4. The Cookies and site data heading
    Scroll down and select See all cookies and site data.
  5. The "See all cookies and site data" heading in Chrome settings
    Locate the site for which you'd like to delete the cookies.
  6. A list of cookies stored in the Google Chrome cache
    To quickly find a site, enter the name of the website in the search box.
  7. Select the trash can icon to remove the cookies.
  8. The Trash icon in the Cookies and Site Data list
  9. Close the Settings tab when you're finished.

    You can also delete cookies while you're browsing. Select the lock icon next to a website name in the Address bar, then select Cookies. In the Cookies in use dialog box, expand a site name, choose a cookie, then select Remove.