Dynamics CRM Import Solution Failure Failure Error:- An item with the same key has already been added.

http://makdns.blogspot.com.au/2013/03/dynamics-crm-import-solution-failure.html OR remove reports from solution and import , later add the reports

CRM 2011 - Getting Parent Entity controls from child

 In CRM 2011 if you use 

window.top.opener.parent.Xrm.Page.ui  will return null.

I came across a scenario where I need to access the name of selected subgrid of the parent window from child window.  javascript code given below did the job,