The 'Microsoft.ACE.OLEDB.12.0' provider is not registered in the local machine [closed]

Answer 1

That is a data provider dll, it appears to be an office driver for accessing Access dbs or office documents like they were databases. See here... http://www.microsoft.com/downloads/details.aspx?FamilyID=7554F536-8C28-4598-9B72-EF94E038C891&displaylang=en