[WorldCraft]

I uninstalled this mod and am now receiving many SQL errors. The files are still left over on my server and that is probably why the errors are occuring. I'm still relatively new to mods so is it safe to remove these files manually?

forums/downloads.php
forums/admincp/downloads2.php
forums/includes/class_downloads2.php
forums/includes/md5_sums_downloads2.php
forums/includes/version_downloads2.php
forums/includes/xml/bitfield_downloads2.xml
forums/includes/xml/cpnav_downloads2.xml
forums/includes/xml/cssrollup_downloads2.xml
forums/includes/xml/hooks_downloads2.xml

This is the error I get:

SELECT languageid,
                        phrasegroup_global AS phrasegroup_global,
                        phrasegroup_downloads2 AS phrasegroup_downloads2,
                        phrasegroup_posting AS phrasegroup_posting,
                        phrasegroupinfo AS lang_phrasegroupinfo,
                        options AS lang_options,
                        languagecode AS lang_code,
                        charset AS lang_charset,
                        locale AS lang_locale,
                        imagesoverride AS lang_imagesoverride,
                        dateoverride AS lang_dateoverride,
                        timeoverride AS lang_timeoverride,
                        registereddateoverride AS lang_registereddateoverride,
                        calformat1override AS lang_calformat1override,
                        calformat2override AS lang_calformat2override,
                        logdateoverride AS lang_logdateoverride,
                        decimalsep AS lang_decimalsep,
                        thousandsep AS lang_thousandsep
                                        FROM language
                                        WHERE languageid = 1;

MySQL Error   : Unknown column 'phrasegroup_downloads2' in 'field list'
Error Number  : 1054