>>>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
>>
>>??
>
>
>Did you have:
>lcFile, lnLength, lcNABP declared AND filled before you call the method?
>Also what is NABP?

lcFile = '\POS\PDA\PDADATA_20100513_123401.TXT'

lnLength = 16001

lcNABP = '7871801'

Thanks!