Just read the last two posts - It appears you are using 64bit ssis and Excel. Jet is not supported on 64 bit. Either run the package with 32bit dtexec or set the option Menu > Propject properies > Run in 64bit to false.
Cheers,CrispinI can't die, there are too many people who still have to meet me!It's not a bug, SQL just misunderstood me!