There's a problem here in jQuery 1.7:
var clone = $('')
.attr('href', $(breadcrumb[key]).attr('href'))
.attr('class', $(breadcrumb[key]).attr('class'))
.html($(breadcrumb[key]).html())

If $(breadcrumb[key]).attr('class') is undefined, .attr will return a string and .html will fail.

Files: 
CommentFileSizeAuthor
#1 1354328_admin_jquery17_error.patch1.3 KBaidanlis

Comments

StatusFileSize
new1.3 KB

Patch attached:

Status:Active» Needs review

Thanks aidanlis, that worked perfectly!

works for me!