I have been trying to Upload the Package "joomlacomment4.0.0alpha3.zip" for the last two days in Joomla 1.5.10 and it always fail with the following error:
Component Install: Another Component is already using directory: "C:\Program Files\Apache Software Foundation\Apache2.2\htdocs\joomla\components\com_comment"
Component Install: Another Component is already using directory: "C:\Program Files\Apache Software Foundation\Apache2.2\htdocs\joomla\administrator\components\com_comment"
I have followed installation presentation video from compojoom. can someone please take me out of this misery.

Regards,
Eric