Entra a tu ftp o con alguno en línea y cambia las configuraciones del archivo settings.php
Lo encuentras en esta dirección:

inc/settings.php

Buscas estas líneas y las dejas como esta me estoy basando de tus imágenes:
$settings['bburl'] = "http://oldgeneracion.nixiweb.com";
$settings['cookiedomain'] = ".oldgeneracion.nixiweb.com";
$settings['cookiepath'] = "/";

Limpias cookies de tu navegador te logueas y configuras bien en tu acp.

Cual traduccion a español mybbs utilizas?
Pues son errores de las cookies, trata de seguir bien al paso de la letra del tuto que te dejo ZioGuE, o prueba con otro navegador si se presenta ese problema, nos avisas.
Ya borre los cookies y cambie los de settings pero no se arreglo nada Sad
Cual traduccion (version) Español usa la de Mybb-es ó Soportemybb?

Podrias dejar tu settings?

Edito: entrando a tu foro veo que es nuevo y no tiene contenido te recomendaria que vuelvas a instalar el foro pero con la version que mybb-es te ofrece ya viene con el idioma español

http://www.mybb-es.com/Hilo-descargar-mybb-en-español
(30 May, 2012, 12:23 pm)xDiEdgar escribió: Cual traduccion (version) Español usa la de Mybb-es ó Soportemybb?

Podrias dejar tu settings?

Edito: entrando a tu foro veo que es nuevo y no tiene contenido te recomendaria que vuelvas a instalar el foro pero con la version que mybb-es te ofrece ya viene con el idioma español

http://www.mybb-es.com/Hilo-descargar-mybb-en-español

Tengo el foro nuevo porque ya lo voy reiniciando como 5 veces ya.
La vercion de la traduccion al español era lang_spanish_1600.
SETTING
Cita:<?php
/*********************************\
DO NOT EDIT THIS FILE, PLEASE USE
THE SETTINGS EDITOR
\*********************************/

$settings['load'] = "0";
$settings['mail_message_id'] = "1";
$settings['mail_parameters'] = "";
$settings['adminemail'] = "[email protected]";
$settings['extraadmininfo'] = "0";
$settings['akismetswitch'] = "1";
$settings['allowaway'] = "1";
$settings['allowbuddyonly'] = "0";
$settings['allowcustomwarnings'] = "1";
$settings['allowmultipleemails'] = "0";
$settings['pmsallowhtml'] = "0";
$settings['sightml'] = "0";
$settings['multirep'] = "1";
$settings['pmsallowmycode'] = "1";
$settings['sigmycode'] = "1";
$settings['negrep'] = "1";
$settings['neurep'] = "1";
$settings['posrep'] = "1";
$settings['postrep'] = "1";
$settings['pmsallowsmilies'] = "1";
$settings['sigsmilies'] = "1";
$settings['pmsallowimgcode'] = "1";
$settings['sigimgcode'] = "1";
$settings['pmsallowvideocode'] = "1";
$settings['username_method'] = "0";
$settings['subscribeexcerpt'] = "100";
$settings['announcementlimit'] = "2";
$settings['akismetapikey'] = "";
$settings['attachthumbh'] = "96";
$settings['attachthumbw'] = "96";
$settings['readparentforums'] = "0";
$settings['avatardir'] = "images/avatars";
$settings['avatarresizing'] = "auto";
$settings['avataruploadpath'] = "./uploads/avatars";
$settings['boardclosed'] = "0";
$settings['boardclosed_reason'] = "These forums are currently closed for maintenance. Please check back later.";
$settings['bbname'] = "Forums";
$settings['bburl'] = "http://old-generacion.nixiweb.com";
$settings['canviewownwarning'] = "1";
$settings['captchaimage'] = "1";
$settings['bbcodeinserter'] = "1";
$settings['smilieinserter'] = "1";
$settings['faxno'] = "";
$settings['contactlink'] = "mailto:[email protected]";
$settings['cplanguage'] = "english";
$settings['cpstyle'] = "";
$settings['cookiedomain'] = ".http://old-generacion.nixiweb.com";
$settings['cookiepath'] = "/";
$settings['cookieprefix'] = "";
$settings['coppa'] = "disabled";
$settings['customtitlemaxlength'] = "40";
$settings['wolcutoffmins'] = "15";
$settings['dateformat'] = "m-d-Y";
$settings['dstcorrection'] = "0";
$settings['dayspruneregistered'] = "90";
$settings['dayspruneunactivated'] = "90";
$settings['decpoint'] = ".";
$settings['bblanguage'] = "english";
$settings['default_memberlist_sortby'] = "regdate";
$settings['default_memberlist_order'] = "ascending";
$settings['timezoneoffset'] = "+10";
$settings['delayedthreadviews'] = "0";
$settings['no_plugins'] = "0";
$settings['disableregs'] = "0";
$settings['hiddencaptchaimage'] = "0";
$settings['failedlogintext'] = "1";
$settings['edittimelimit'] = "0";
$settings['enablecalendar'] = "1";
$settings['enableforumjump'] = "1";
$settings['enablememberlist'] = "1";
$settings['enablepms'] = "1";
$settings['enablereputation'] = "1";
$settings['seourls'] = "yes";
$settings['enablepruning'] = "0";
$settings['enablewarningsystem'] = "1";
$settings['use_xmlhttprequest'] = "1";
$settings['errorloglocation'] = "./error.log";
$settings['errorlogmedium'] = "none";
$settings['errortypemedium'] = "both";
$settings['portal_announcementsfid'] = "2";
$settings['akismetfidsignore'] = "";
$settings['modlist'] = "1";
$settings['redirects'] = "1";
$settings['gziplevel'] = "4";
$settings['searchhardlimit'] = "0";
$settings['hiddencaptchaimagefield'] = "email3";
$settings['hideprivateforums'] = "1";
$settings['homename'] = "Your Website";
$settings['homeurl'] = "http://old-generacion.nixiweb.com";
$settings['siglength'] = "255";
$settings['logip'] = "hide";
$settings['loginattemptstimeout'] = "15";
$settings['mail_handler'] = "mail";
$settings['mail_logging'] = "2";
$settings['mailingaddress'] = "";
$settings['maxloginattempts'] = "5";
$settings['avatarsize'] = "10";
$settings['maxattachments'] = "5";
$settings['maxavatardims'] = "100x100";
$settings['postmaxavatarsize'] = "70x70";
$settings['memberlistmaxavatarsize'] = "70x70";
$settings['maxpostimages'] = "10";
$settings['maxmessagelength'] = "65535";
$settings['maxquotedepth'] = "5";
$settings['maxsigimages'] = "2";
$settings['maxpolloptions'] = "10";
$settings['maxmultipagelinks'] = "5";
$settings['maxpasswordlength'] = "30";
$settings['polloptionlimit'] = "250";
$settings['maxposts'] = "0";
$settings['maxregsbetweentime'] = "2";
$settings['maxreplength'] = "300";
$settings['maxnamelength'] = "30";
$settings['maxpostvideos'] = "1";
$settings['maxwarningpoints'] = "10";
$settings['membersperpage'] = "20";
$settings['postmergefignore'] = "";
$settings['postmergesep'] = "
";
$settings['postmergeuignore'] = "4";
$settings['minmessagelength'] = "5";
$settings['minpasswordlength'] = "6";
$settings['minsearchword'] = "0";
$settings['minnamelength'] = "3";
$settings['sigcountmycode'] = "1";
$settings['smilieinsertercols'] = "4";
$settings['smilieinsertertot'] = "20";
$settings['portal_numannouncements'] = "10";
$settings['wordwrap'] = "80";
$settings['failedcaptchalogincount'] = "3";
$settings['portal_showdiscussionsnum'] = "10";
$settings['failedlogincount'] = "10";
$settings['showbirthdayspostlimit'] = "0";
$settings['tplhtmlcomments'] = "1";
$settings['prunepostcount'] = "0";
$settings['postfloodcheck'] = "1";
$settings['postfloodsecs'] = "60";
$settings['postlayout'] = "horizontal";
$settings['postmergemins'] = "60";
$settings['postsperpage'] = "10";
$settings['pmfloodsecs'] = "60";
$settings['pruneunactived'] = "0";
$settings['enableprunebyposts'] = "0";
$settings['prunethreads'] = "0";
$settings['threadreadcut'] = "7";
$settings['captchaprivatekey'] = "";
$settings['captchapublickey'] = "";
$settings['refreshwol'] = "1";
$settings['regdateformat'] = "M Y";
$settings['regtype'] = "verify";
$settings['hottopic'] = "20";
$settings['reportmethod'] = "db";
$settings['repsperpage'] = "15";
$settings['requirecomplexpasswords'] = "0";
$settings['returnemail'] = "";
$settings['ip_forwarded_check'] = "0";
$settings['searchfloodtime'] = "30";
$settings['searchtype'] = "standard";
$settings['nocacheheaders'] = "0";
$settings['showeditedbyadmin'] = "1";
$settings['showeditedby'] = "1";
$settings['showsimilarthreads'] = "0";
$settings['attachthumbnails'] = "yes";
$settings['showdescriptions'] = "1";
$settings['showforumpagesbreadcrumb'] = "1";
$settings['portal_showstats'] = "1";
$settings['showlanguageselect'] = "1";
$settings['portal_showdiscussions'] = "1";
$settings['multiquote'] = "1";
$settings['quickreply'] = "1";
$settings['portal_showsearch'] = "1";
$settings['showindexstats'] = "1";
$settings['subforumsstatusicons'] = "1";
$settings['portal_showpms'] = "1";
$settings['portal_showwelcome'] = "1";
$settings['threadreview'] = "1";
$settings['showbirthdays'] = "1";
$settings['showvernum'] = "0";
$settings['portal_showwol'] = "1";
$settings['showwol'] = "1";
$settings['showforumviewing'] = "0";
$settings['similarlimit'] = "10";
$settings['similarityrating'] = "1";
$settings['secure_smtp'] = "0";
$settings['smtp_host'] = "";
$settings['smtp_pass'] = "";
$settings['smtp_port'] = "";
$settings['smtp_user'] = "";
$settings['akismetnumtillban'] = "3";
$settings['statslimit'] = "15";
$settings['subforumsindex'] = "2";
$settings['thousandssep'] = ",";
$settings['threadsperpage'] = "20";
$settings['failedlogintime'] = "15";
$settings['betweenregstime'] = "24";
$settings['timeformat'] = "h:i A";
$settings['uploadspath'] = "./uploads";
$settings['dotfolders'] = "1";
$settings['useerrorhandling'] = "0";
$settings['gzipoutput'] = "1";
$settings['useshutdownfunc'] = "0";
$settings['usereferrals'] = "1";
$settings['allowthreadratings'] = "1";
$settings['threadusenetstyle'] = "0";
$settings['userpppoptions'] = "5,10,20,25,30,40,50";
$settings['usertppoptions'] = "10,20,25,30,40,50";
$settings['akismetuidsignore'] = "6,4,3";
$settings['browsingthisforum'] = "1";
$settings['browsingthisthread'] = "1";
$settings['emailkeep'] = "0";
$settings['akismetuserstoignore'] = "";
$settings['hottopicviews'] = "150";

?>
OBSERVA ESTO
Cita:$settings['cookiedomain'] = ".http://old-generacion.nixiweb.com";
DEBE QUEDAR ASÍ
Cita:$settings['cookiedomain'] = ".old-generacion.nixiweb.com";


Igual te recomiendo que actualize mejor a la version 1.6.8 Wink
http://www.mybb-es.com/Hilo-descargar-mybb-en-español
(30 May, 2012, 2:17 pm)xDiEdgar escribió: OBSERVA ESTO
Cita:$settings['cookiedomain'] = ".http://old-generacion.nixiweb.com";
DEBE QUEDAR ASÍ
Cita:$settings['cookiedomain'] = ".old-generacion.nixiweb.com";


Igual te recomiendo que actualize mejor a la version 1.6.8 Wink
http://www.mybb-es.com/Hilo-descargar-mybb-en-español
Entonces vos me recomendas que reinicie la pagina ,modifique lo de arriva y que despues instale la nueva version de mybb Big Grin
(30 May, 2012, 3:12 pm)sebas rock escribió:
(30 May, 2012, 2:17 pm)xDiEdgar escribió: OBSERVA ESTO
Cita:$settings['cookiedomain'] = ".http://old-generacion.nixiweb.com";
DEBE QUEDAR ASÍ
Cita:$settings['cookiedomain'] = ".old-generacion.nixiweb.com";


Igual te recomiendo que actualize mejor a la version 1.6.8 Wink
http://www.mybb-es.com/Hilo-descargar-mybb-en-español
Entonces vos me recomendas que reinicie la pagina ,modifique lo de arriva y que despues instale la nueva version de mybb Big Grin

Te esta recomendando una que seria modificar ello. Pero si con eso no lo logras, puedes reinstalar con la ultima version.
El foro me anda 10 puntos pero lo uncio que se me bugea devuelta, cuando quiero cambiar el Control Panel Preferences (Global) a español.