Given that the authorization will enter the login and password in a form, the error message indicates that the server is not accepting input. To resolve the error authorization press the Ctrl key in combination with F5, so you refresh the page your Internet browser.
Since all images, sounds and files when you reopen the Internet browser from your cache to speed up the time to download a web page, you must clear the cache area.To delete the cache, determine the type of Internet browser.
If you are running Windows Internet Explorer, click the cogwheel in top right corner. Select "Internet options", then click "General" and click "Uninstall". Check the box next to the option "Temporary Internet files", press the Delete icon and then the sign "OK".
If you are working in Mozilla Firefox, click on the icon for the Internet browser at the top select "Settings", "Privacy" and click on the link for clearing your recent history. After you have a list that check the box next to "All" and click "Details". Select "Cache" click "Clear now".
If you work in Opera, find it in "Settings" and press "Delete private data". Then click on the arrow, which is located opposite of the function "Detailed processing". Check the box next to the option "Clear cache", then click the Delete icon and then OK.
Once the cache is cleared, go to the security page, disable the check boxes of the functions "Disable save username", "Prohibit concurrent sessions", etc. Enter your current password in the appropriate form and click Save.
Advice 2: How to update your browser cache
Any browser periodically requires cleaning the cache (update). This is necessary in order to free up space on your hard disk where is stored some information in the browser. Thus will increase the speed of your computer.
Close Google Chrome by clicking on the close icon of the window. Then reopen it with a blank tab. In the main menu select "Settings control Google Chrome". In the window that opens displays a list of commands. Check the following: "Clear browsing history, Clear download history", "Clear cache". Click "Clear browsing data".
Use another method to clean the Google Chrome browser. On the main page in the upper right corner look for the icon in the form of a wrench click on it. In the opened page, select "Settings", then select "Advanced". Click on the "Delete browsing data". A window should open "Clear browsing data". Select the paragraphs that you want to delete. Confirm the command by pressing "OK".
For Mozilla Firefox there is another way of clearing the cache. Sequentially press Ctrl+Shift+Delete. Open menu "Tools" scroll to "Delete recent history". Select the tab "Clear" and "All". Check the box next to "Cache" and click Clear now. Or go to "Privacy", which will select the line "Personal data". Next to it press "Clear now".
Open the Internet Explorer. In the work pane, find the section "Service". Here, select the "Internet options". In the opened window, locate the tab called "General", then open the "browsing History", click "Delete". A window will appear "Remove history". Select "Remove temporary files and saved passwords". In the next window, confirm the specified command by pressing "Yes".