how to debug this error? trying to load excel file to Database

SSIS package "c:\users\asubedi\documents\visual studio 2012\Projects\Integration Services Project1\Integration Services Project1\PackageToLoadBuyerDedupe.dtsx" starting.
Information: 0x4004300A at BuyerDedupe, SSIS.Pipeline: Validation phase is beginning.
Error: 0xC0209303 at PackageToLoadBuyerDedupe, Connection manager "Excel Connection Manager": The requested OLE DB provider Microsoft.ACE.OLEDB.12.0 is not registered. If the 64-bit driver is not installed, run the package in 32-bit mode. Error code: 0x00000000.
An OLE DB record is available.  Source: "Microsoft OLE DB Service Components"  Hresult: 0x80040154  Description: "Class not registered".
Error: 0xC001002B at PackageToLoadBuyerDedupe, Connection manager "Excel Connection Manager": The 'Microsoft.ACE.OLEDB.12.0' provider is not registered on the local machine. For more information, see http://go.microsoft.com/fwlink/?LinkId=219816
Error: 0xC020801C at BuyerDedupe, Excel Source [2]: SSIS Error Code DTS_E_CANNOTACQUIRECONNECTIONFROMCONNECTIONMANAGER.  The AcquireConnection method call to the connection manager "Excel Connection Manager" failed with error code 0xC0209303.  There may be error messages posted before this with more information on why the AcquireConnection method call failed.
Error: 0xC0047017 at BuyerDedupe, SSIS.Pipeline: Excel Source failed validation and returned error code 0xC020801C.
Error: 0xC004700C at BuyerDedupe, SSIS.Pipeline: One or more component failed validation.
Error: 0xC0024107 at BuyerDedupe: There were errors during task validation.
SSIS package "c:\users\asubedi\documents\visual studio 2012\Projects\Integration Services Project1\Integration Services Project1\PackageToLoadBuyerDedupe.dtsx" finished: Failure.