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How to Remedy the Portal Login Error Message: "Requested Resource Was Not Found"

The Office of Technology Services is aware that some members of the university community are receiving the following error message when they first try to log into the new portal:  "The requested resource was not found.    https://my.iit.edu/cp/home/check/pre)"

To remedy this error message, you will need to clear your web browser's cache, cookies, and history.  Below you will find step-by-step instructions on how to do this based upon which mobile and desktop browsers you are using when you attempt to login.

MOBILE BROWSERS

I.  Android

  •  The steps to clear your cache, cookies, and history may differ depending on the model of your Android device and your preferred browser. However, you should be able to clear your cache and data from your application-management settings menu:

    • Go to Settings and choose Apps or Application Manager.
    • Swipe to the All tab.
    • In the list of installed apps, find and tap your web browser.
    • Tap Clear Data and then Clear Cache.
    • Exit/quit all browser windows and reopen the browser.

A. Chrome for Android

  • Tap Chrome Menu > Settings.
  • Tap (Advanced) Privacy.
  • From the "Time Range" drop-down menu, select All Time.
  • Check cookies, site data, cached images, and files.
  • Tap Clear Data.
  • Exit/quit all browser windows and reopen the browser.

II. iOS

A. Safari for iOS

  • Open your Settings app.
  • Tap Safari.
  • Tap Clear History and Website Data and Confirm.
  • Exit/quit all browser windows and reopen the browser.

B. Chrome for iOS

  • Tap Chrome Menu > Settings.
  • Tap Privacy.
  • Tap Clear Browsing Data.
  • Choose the data type you want to clear.
  • Tap Clear Browsing Data.
  • Exit/quit all browser windows and reopen the browser.

DESKTOP BROWSERS

I. Chrome

  • In the browser bar, enter:  chrome://settings/clearBrowserData.
  • At the top of the "Clear Browsing Data" window, click Advanced.
  • Select the following:
    • Browsing history;
    • Download history;
    • Cookies and other site data; and
    • Cached images and files.
  • From the Time Range drop-down menu, you can choose the period of time for which you want to clear cached information. To clear your entire cache, select All Time.

  • Click Clear Data.
  • Exit/quit all browser windows and reopen the browser.

II. Firefox

  • From the History Menu, select Clear Recent History.  If the menu bar is hidden, press Alt to make it visible.

  • From the Time Range to Clear drop-down menu, select the desired range; to clear your entire cache, select Everything.
  • Next to Details, click the down arrow to choose which elements of the history to clear; to clear your entire cache, select all items.
  • Click Clear Now.
  • Exit/quit all browser windows and reopen the browser.

III. Microsoft Edge

  • In the top right corner of the screen, click the Hub icon (looks like star with three horizontal lines).
  • Click the History icon (looks like a clock), and then select Clear All History.
  • Select Browsing History, then Cookies and Saved Website Data, and then Cached Data and Files.
  • Click Clear.
  • After the "All Clear!" message appears, exit/quit all browser windows and reopen the browser.

IV. Internet Explorer 11 (Note: On January 12, 2016, Microsoft ended support for Internet Explorer versions prior to version 11 . UITS strongly recommends that you upgrade to a new operating system if your current system does not support Internet Explorer 11.) 

  • Select Tools > Safety > Delete browsing history....If the menu bar is hidden, press Alt to make it visible. 
  • Deselect Preserve Favorites Website Data, and select: 
    • Temporary Internet Files or Temporary Internet Files and Website Files;
    • Cookies or Cookies and Website Data; and
    • History.
  • Click Delete. You will see a confirmation at the bottom of the window when the process is complete.
  • Exit/quit all browser windows and reopen the browser.

V. Opera

  • From the Opera menu, select Settings, then Privacy & Security, and then Clear Browsing Data....
  • In the dialog box that opens, from the Obliterate the Following Items from the drop-down menu, select The Beginning of Time.
  • Select the following:
    • Browsing History;
    • Download History;
    • Cookies and Other Site Data;
    • Cached Images and Files.
  • Click Clear Browsing Data.
  • Exit/quit all browser windows and reopen the browser.

VI. Safari 8 and later

  • From the Safari menu, select Clear History... or Clear History and Website Data....
  • Select the desired time range, and then click Clear History.
  • Go to Safari > Quit Safari or press Command-Q to exit the browser completely.

NOTES:

  • Clearing your web browser's cache, cookies, and history may remove some data that you wish to keep.
  • For desktop browsers, to quickly open menus used to clear your cache, cookies, and history, ensure that the browser is open and selected, and press Ctrl-Shift-Delete (Windows) or Command-Shift-Delete (Mac). If this doesn't work, follow the appropriate instructions below.
  • If the instructions below don't exactly match what you see, you may need to update your web browser to the latest version.
  • If you don't see instructions below for your specific version or browser, search your browser's Help menu for "clear cache." If you're unsure what browser version you're using, select About [browser name] from the Help menu or your browser's menu. In Internet Explorer and Firefox, if you don't see the menu bar, press Alt.

About Cache, Cookies, and History

Clearing your web browser's cache, cookies, and history may remove data such as the following:

  • Saved passwords;
  • Address bar predictions; and
  • Shopping cart contents, etc.

While you should clear your web browser's cache, cookies, and history periodically in order to prevent or resolve performance problems, you may wish to record some of your saved information first.

For information about your web browser's cache, cookies, and history, click on the links below to get to the relevant Wikipedia pages:

Troubleshooting Alternatives

If you need to clear your cache, cookies, and history for troubleshooting purposes, but aren't yet prepared to lose the above-mentioned content, you may wish to consider using a private browsing window in your preferred browser as a temporary solution. For instructions on how to do this, please click on the applicable below-listed link: