Unable to cast object of type 'Microsoft.SqlServer.Management.Smo.SimpleObjectKey' ... etc.

This is a very funny error message . I saw, you guys are looking for this, but it was published in Hungarian. Now I translate the article to English. You got this error message when you are trying to schedule an SSIS package. This occurs because of the different service packs for the SQL Server installation. You should run the service pack 2 setup (download from here: http://www.microsoft.com/downloads/details.aspx?familyid=D07219B2-1E23-49C8-8F0C-63FA18F26D3A&displaylang=en) and apply the ... [More]