Not able to integrate in IE10

[kannangandhi]

Hi,
I am try to integrate firebug lite 1.4.0, to IE10.
I got below issue, Please let me know what I did wrong.

Thanks
Kannan

[justcfx2u]

Try /pull/4. Essentially this:

if(typeof this.messageQueue === 'undefined') {
 this.messageQueue = [];
}

This worked for me.