Firefox 7.0 and VB Version 4.1.5

[Vowgaming]

Just upgraded to Firefox 7 and now having an error when loading up forum

https://vborg.vbsupport.ru/
By sponge919 (http://profile.imageshack.us/user/sponge919) at 2011-09-27

The forum works fine in IE

Just wondering if anyone else having issues before I Submit a ticket

[Erica1977]

Just upgraded to Firefox 7 and now having an error when loading up forum

http://img13.imageshack.us/img13/29/captureqhv.png
By sponge919 (http://profile.imageshack.us/user/sponge919) at 2011-09-27

The forum works fine in IE

Just wondering if anyone else having issues before I Submit a ticket

I As well upgraded it to 7.0 Firefox but my vBulletin 4.1.5 doesn't show your error that your having so it works on my 4.1.5!

[HMBeaty]

I've been using FF7 for awhile now, but haven't come across that error...