Running DTS2000 from within SSIS 2005

Found something interesting today. I have an SSIS package that simply runs a DTS package using the 'Execute DTS 200 Package Task' (I know, I didn't like it either, but deadlines prevented a rewrite of this DTS, which happen to be 2 200 line active X tasks.) The DTS package currently exists within a SQL Server 2005 machine, so we were running this with 'Windows Authentication'. We kept the package security at 'EncryptSensitiveWithUserKey'To get this to run I needed first to make sure ran in 32-bit mode not 64-bit mode. After running I got this error: