Whenever you install a new module, immediately go to templates and click 'create' against the new module name in your cloned set.
Otherwise you need to edit the HTML files on the hard disk in the templates folder for that module.
PHP directive 'upload_tmp_dir': Error: upload_tmp_dir (/tmp) is not writable nor readable .
Yes, applying these lines to the .htaccess files will cause the internal server error 500 to be generated