"TITLE: Microsoft SQL Server Management Studio
------------------------------
Failed to open connection dialog.
------------------------------
ADDITIONAL INFORMATION:
Object reference not set to an instance of an object. (Microsoft.SqlServer.Management.SqlStudio)
------------------------------
BUTTONS:
OK
------------------------------
"

Danish HabibPosted May 13, 2015, 1:33 AM
Venkat KumarPosted May 13, 2015, 1:21 AM
Please go through the below link it may helps you.
http://stackoverflow.com/questions/25574884/sql-server-2012-error-object-reference-not-set-to-an-instance-of-an-object
Dipankar BiswasPosted May 13, 2015, 1:20 AM
Check this link..http://www.sqlserverf1.com/tag/microsoft-sql-server-management-studio-object-reference-not-set-to-an-instance-of-an-object/