you can manually create it, using phpMyAdmin (make sure to change the prefixes to match your coppermine prefix).
Step one: create the table:CREATE TABLE IF NOT EXISTS CPG_filetypes (
extension char(7) NOT NULL default '',
mime char(30) default NULL,
content char(15) default NULL,
PRIMARY KEY (extension)
) TYPE=MyISAM COMMENT='Used to store the file extensions';
Step two: populate it with entries:INSERT INTO CPG_filetypes VALUES ('jpg', 'image/jpg', 'image');
INSERT INTO CPG_filetypes VALUES ('jpeg', 'image/jpeg', 'image');
INSERT INTO CPG_filetypes VALUES ('jpe', 'image/jpe', 'image');
INSERT INTO CPG_filetypes VALUES ('gif', 'image/gif', 'image');
INSERT INTO CPG_filetypes VALUES ('png', 'image/png', 'image');
INSERT INTO CPG_filetypes VALUES ('psd', 'image/psd', 'image');
INSERT INTO CPG_filetypes VALUES ('bmp', 'image/bmp', 'image');
INSERT INTO CPG_filetypes VALUES ('jpc', 'image/jpc', 'image');
INSERT INTO CPG_filetypes VALUES ('jp2', 'image/jp2', 'image');
INSERT INTO CPG_filetypes VALUES ('jpx', 'image/jpx', 'image');
INSERT INTO CPG_filetypes VALUES ('jb2', 'image/jb2', 'image');
INSERT INTO CPG_filetypes VALUES ('swc', 'image/swc', 'image');
INSERT INTO CPG_filetypes VALUES ('iff', 'image/iff', 'image');
UPDATE CPG_config SET value='ALL' WHERE name='allowed_img_types';
INSERT INTO CPG_filetypes VALUES ('asf', 'video/x-ms-asf', 'movie');
INSERT INTO CPG_filetypes VALUES ('asx', 'video/x-ms-asx', 'movie');
INSERT INTO CPG_filetypes VALUES ('mpg', 'video/mpeg', 'movie');
INSERT INTO CPG_filetypes VALUES ('mpeg', 'video/mpeg', 'movie');
INSERT INTO CPG_filetypes VALUES ('wmv', 'video/x-ms-wmv', 'movie');
INSERT INTO CPG_filetypes VALUES ('swf', 'application/x-shockwave-flash', 'movie');
INSERT INTO CPG_filetypes VALUES ('avi', 'video/avi', 'movie');
INSERT INTO CPG_filetypes VALUES ('mov', 'video/quicktime', 'movie');
INSERT INTO CPG_config VALUES ('allowed_mov_types', 'ALL');
INSERT INTO CPG_filetypes VALUES ('mp3', 'audio/mpeg3', 'audio');
INSERT INTO CPG_filetypes VALUES ('midi', 'audio/midi', 'audio');
INSERT INTO CPG_filetypes VALUES ('mid', 'audio/midi', 'audio');
INSERT INTO CPG_filetypes VALUES ('wma', 'audio/x-ms-wma', 'audio');
INSERT INTO CPG_filetypes VALUES ('wav', 'audio/wav', 'audio');
INSERT INTO CPG_filetypes VALUES ('ogg', 'audio/ogg', 'audio');
INSERT INTO CPG_config VALUES ('allowed_snd_types', 'ALL');
INSERT INTO CPG_filetypes VALUES ('ram', 'audio/x-pn-realaudio', 'document');
INSERT INTO CPG_filetypes VALUES ('ra', 'audio/x-realaudio', 'document');
INSERT INTO CPG_filetypes VALUES ('rm', 'audio/x-realmedia', 'document');
INSERT INTO CPG_filetypes VALUES ('tiff', 'image/tiff', 'document');
INSERT INTO CPG_filetypes VALUES ('tif', 'image/tif', 'document');
INSERT INTO CPG_filetypes VALUES ('doc', 'application/msword', 'document');
INSERT INTO CPG_filetypes VALUES ('txt', 'text/plain', 'document');
INSERT INTO CPG_filetypes VALUES ('rtf', 'text/richtext', 'document');
INSERT INTO CPG_filetypes VALUES ('pdf', 'application/pdf', 'document');
INSERT INTO CPG_filetypes VALUES ('xls', 'application/excel', 'document');
INSERT INTO CPG_filetypes VALUES ('pps', 'application/powerpoint', 'document');
INSERT INTO CPG_filetypes VALUES ('ppt', 'application/powerpoint', 'document');
INSERT INTO CPG_filetypes VALUES ('zip', 'application/zip', 'document');
INSERT INTO CPG_filetypes VALUES ('rar', 'application/rar', 'document');
INSERT INTO CPG_filetypes VALUES ('gz', 'application/gz', 'document');
INSERT INTO CPG_filetypes VALUES ('mdb', 'application/msaccess', 'document');
INSERT INTO CPG_config VALUES ('allowed_doc_types', 'ALL');
HTH
GauGau