I think there's something wrong with the authorizztion...
Antivirus, most likely, see here:
http://www.fsdreamteam.com/forum/index.php/topic,24504.msg162582.html#msg162582also is it ok if I move the folder of LSZH into "One State" folder of MSFS, instead of leaving into the addon-<foldefr?
Please don't do that, it will prevent you from getting updates. If the updater cannot verify your license, because it has been blocked, it won't be able to download extra files required by the scenery to show. The actual installation folder is not the issue.