Could not find "Ext.getNamespace".

1. 
   

   Thank you for reporting this bug. We will make it our priority to review this report.

   
   


2. 
   
   
   

   
   

   
   

   Could not find "Ext.getNamespace".

   
   

   
   

   Could not find "Ext.getNamespace".

   
   
   
   

   
   

   I checked version 4.2.2.
   

   "Ext.getNamespace" function wrote on following url.

   
   

   http://ift.tt/R2XcSG

   
   

   but, I cound not find that. every time "undefined".

   
   

   I checked the timing is in "Ext.app.Application.launch".

   
   

   is it bug?

   
   

   
   

   
   

   
   

   
   

   
   
   
   

   ---