>DECLARE DLL is used for Win32 DLLs ONLY. Your's is probably a COM DLL. You use it with CREATEOBJECT()
>

I tried this...

loclsEncrypt = CREATEOBJECT("clsEncryption.clsEncrypt")
*Convert encrypted file to unencrypted string of memory data
lcUnencryptedStringofData = loclsEncrypt.DecryptDataFromFile(lcFile, lnLength, lcNABP)

And got an error...

"OLE Error code 0x80020010: Invalid callee

??