Get the info from your eq2_defualt.ini file, should be something like:

cl_ls_address ableq2-04-01.everquest2.com amseq2-03-01.everquest2.com cl_player_cache_dir logincache-eu cl_lp_region_suffix -eu

Start the patcher again, change region from EU to US at the top right. Let it patch. Once patched, close tha launch pad. Edit your default.ini and import the info above or what you copied from your own folder. Run EverQuest2.exe