ＧＩＪＯＥさん、ありがとうございます。
ディレクトリ名はtinyd0,owner1,tyuukai2……のようにつけてます。4つ目はいったんサーバーから削除したのでいまはありません。

以下、デバックで出たメッセージです。

Fatal error: Call to undefined function: smarty_core_write_file() in /home/ganbaru-yanushi/www/class/smarty/core/core.write_compiled_resource.php on line 29
Notice [PHP]: Undefined index: tc_force_mod_rewrite in file modules/tyuukai2/index.php line 80
Notice [PHP]: Undefined index: tc_space2nbsp in file modules/tyuukai2/include/display.inc.php line 63
Notice [PHP]: Undefined index: tc_use_taf_module in file modules/tyuukai2/include/display.inc.php line 68
Notice [PHP]: Undefined index: tc_display_pagenav in file modules/tyuukai2/include/display.inc.php line 105
Notice [PHP]: Undefined index: tc_common_htmlheader in file modules/tyuukai2/include/display.inc.php line 159
Notice [PHP]: Undefined index: tc_display_print_icon in file modules/tyuukai2/include/display.inc.php line 168
Notice [PHP]: Undefined index: tc_display_friend_icon in file modules/tyuukai2/include/display.inc.php line 169
Notice [PHP]: Undefined index: tc_display_pagenav in file modules/tyuukai2/include/display.inc.php line 170
Notice [PHP]: Undefined index: com_rule in file include/comment_view.php line 38