You must create a performance session before you can launch. Create one from Tools --> Performance Tools --> New Performance Session.
You must choose a name for the object that does not conflict with the external symbols configuration files. The conflicting ...
You must choose to either save or discard changes in the current project before creating a new project from existing code ...
You must choose what you want to rename. Select one or both check boxes that are named "Replace the name of a server or server ...
You must click a database project in Solution Explorer or Schema View to refactor the name of a server, a server variable, ...
You must create a performance session before you can launch. Create one from Tools -> Performance Tools -> New Performance ...
You must create a valid primary key with fewer than {0} columns in it before you create a primary XML index on the table. ...
You must create at least one team project collection before you can use the features of Team Foundation Server. You can create ...
You must enable app debugging on a connection that uses Windows authentication and that connection must have sysadmin rights ...
You must enter a caption or delete this item. If in Edit IDs mode, use the Properties Window. If you want to create a separator, ...