https://community.extremenetworks.com/t5/faqs/enterasys-wireless-controller-upgrade-to-8-11-06-0006-browser/m-p/42715#M127 Article ID: 14854 <BR /> <BR /> <B>Products</B><BR /> C25, C4110, C5110, C2400, V2110, HiPath, Enterasys Wireless Controllers, EWC, GUI, Browser, IE9 <BR /> <BR /> <B>Changes</B><BR /> The upgrade to 8.11.06 may require the browser cache to be cleared in Internet Explorer version 9.x. <BR /> <BR /> <B>Symptoms</B><BR /> Widget error pop-up messages may appear when the Enterasys Wireless Controller (EWC) home page tries to load and resolve.<BR /> One message is: "<DIV class="threadCode"><B>code:</B><PRE spellcheck="false">Error: Widget 'apCount' Error: failed to set value for: total_mu_sessions</PRE></DIV>". <BR /> <BR /> <B>Cause</B><BR /> Stale browser information from previous GUI firmware sessions (pre-8.11.06.0006) may introduce the Widget error when the 8.11.06 GUI is resolving for the first time after the EWC firmware upgrade. <BR /> <BR /> <B>Solution</B><BR /> For Internet Explorer (IE) 9, in clearing the browser cache (under Tools/Internet options), please click on the "Delete" button in the Browsing History section in the "General" tab. In the next pop-up window, please uncheck "Preserve Favorites website data", and check the rest of the options. Then close all open IE browser windows. Re-open one IE9 window, enter 'h<I></I>ttps://[<I>EWC_ipaddress</I>]:5825', enter the username and password, and click "Login".<BR /> Sat, 28 Dec 2013 01:25:00 GMT FAQ_User 2013-12-28T01:25:00Z https://community.extremenetworks.com/t5/faqs/enterasys-wireless-controller-upgrade-to-8-11-06-0006-browser/m-p/42715#M127 Article ID: 14854 <BR /> <BR /> <B>Products</B><BR /> C25, C4110, C5110, C2400, V2110, HiPath, Enterasys Wireless Controllers, EWC, GUI, Browser, IE9 <BR /> <BR /> <B>Changes</B><BR /> The upgrade to 8.11.06 may require the browser cache to be cleared in Internet Explorer version 9.x. <BR /> <BR /> <B>Symptoms</B><BR /> Widget error pop-up messages may appear when the Enterasys Wireless Controller (EWC) home page tries to load and resolve.<BR /> One message is: "<DIV class="threadCode"><B>code:</B><PRE spellcheck="false">Error: Widget 'apCount' Error: failed to set value for: total_mu_sessions</PRE></DIV>". <BR /> <BR /> <B>Cause</B><BR /> Stale browser information from previous GUI firmware sessions (pre-8.11.06.0006) may introduce the Widget error when the 8.11.06 GUI is resolving for the first time after the EWC firmware upgrade. <BR /> <BR /> <B>Solution</B><BR /> For Internet Explorer (IE) 9, in clearing the browser cache (under Tools/Internet options), please click on the "Delete" button in the Browsing History section in the "General" tab. In the next pop-up window, please uncheck "Preserve Favorites website data", and check the rest of the options. Then close all open IE browser windows. Re-open one IE9 window, enter 'h<I></I>ttps://[<I>EWC_ipaddress</I>]:5825', enter the username and password, and click "Login".<BR /> Sat, 28 Dec 2013 01:25:00 GMT https://community.extremenetworks.com/t5/faqs/enterasys-wireless-controller-upgrade-to-8-11-06-0006-browser/m-p/42715#M127 FAQ_User 2013-12-28T01:25:00Z