When running DMSetup.exe, get "An error 800c0019

1) Click Start >> All Programs >> Accessories >> Notepad
2) Select the Notepad program
( Windows Vista users need to right click on the Notepad program and choose Run as administrator )

3) Click on File and then Open
4) Now browse to C:\Windows\System32\Drivers\etc
5) Change the file filter drop down box to All Files (*.*)
6) Select "Hosts" and click Open
( You will see the line "127.0.0.1 localhost " on the Hosts file )
7) Delete all the entries after the line "127.0.0.1 localhost "
8) Now please type in the following address "128.241.218.75 download.mcafee.com" as next line below the 127.0.0.1
localhost.

Please note: The address entry should look like

127.0.0.1 localhost
128.241.218.75 download.mcafee.com

9) Click on File and then Save.



OR>>

Click start.
Click run. (for vista user:- Click search.)

Type %systemroot%
open system32 folder
open drivers
open etc
Right click on hosts file
then select open with
select notepad
open now
Remove all the links related to McAfee


Also try this link :- http://service.mcafee.com/FAQDocument.aspx?id=107061&lc=1033&partner=McAfee&type=TS&ia=1

---------------------------------------------------------------------------------