JS ERROR PLS HELP

[2dmaster]

when click add to cart i see on error .. and this not work ((((
VM 3.6.11 pls help understand where find solution
Uncaught TypeError: Cannot read property 'showActivity' of undefined
    at Object.Virtuemart.cartEffect (vmprices.js?vmver=27e6cdcd:95)
    at Object.Virtuemart.sendtocart (vmprices.js?vmver=27e6cdcd:83)
    at HTMLInputElement.Virtuemart.addtocart (vmprices.js?vmver=27e6cdcd:223)
    at HTMLInputElement.dispatch (jquery.min.js:2)
    at HTMLInputElement.v.handle (jquery.min.js:2)

   if (usefancy) {
      jQuery.fancybox.showActivity();
   }

[jenkinhill]

The VM3.6.11 series are beta/development versions. Latest publicly available for testing is 3.6.11.10300  (you don't mention which one you are using)

Your error sounds like this  -  http://forum.virtuemart.net/index.php?topic=143595