[2026-04-02T19:22:36+03:00] vufind.DEBUG: VuFindSearch\Backend\Solr\Connector: Query fl=%2A&spellcheck=false&facet=true&facet.limit=51&facet.field=&facet.sort=count&facet.mincount=1&hl=false&wt=json&json.nl=arrarr&rows=0&start=0&qf=title_short%5E750+title_full_unstemmed%5E600+title_full%5E400+title%5E500+title_alt%5E200+title_new%5E100+series%5E50+series2%5E30+author%5E300+contents%5E10+topic_unstemmed%5E550+topic%5E500+geographic%5E300+genre%5E300+allfields_unstemmed%5E10+fulltext_unstemmed%5E10+allfields+fulltext+description+isbn+issn+long_lat_display&qt=edismax&mm=0%25&q=%2A%3A%2A  
[2026-04-02T19:22:36+03:00] vufind.DEBUG: VuFindSearch\Backend\Solr\Connector: => GET http://localhost:8983/solr/biblio/select?fl=%2A&spellcheck=false&facet=true&facet.limit=51&facet.field=&facet.sort=count&facet.mincount=1&hl=false&wt=json&json.nl=arrarr&rows=0&start=0&qf=title_short%5E750+title_full_unstemmed%5E600+title_full%5E400+title%5E500+title_alt%5E200+title_new%5E100+series%5E50+series2%5E30+author%5E300+contents%5E10+topic_unstemmed%5E550+topic%5E500+geographic%5E300+genre%5E300+allfields_unstemmed%5E10+fulltext_unstemmed%5E10+allfields+fulltext+description+isbn+issn+long_lat_display&qt=edismax&mm=0%25&q=%2A%3A%2A  
[2026-04-02T19:22:36+03:00] vufind.DEBUG: VuFindSearch\Backend\Solr\Connector: <= 400 Bad Request {"time":0.003113985061645508} 
[2026-04-02T19:22:36+03:00] vufind.CRITICAL: VuFindSearch\Backend\Exception\RequestErrorException : 400 Bad Request undefined field: "" at /usr/local/vufind/module/VuFindSearch/src/VuFindSearch/Backend/Solr/Connector.php line 511
Server Context:
Array
(
    [REDIRECT_SCRIPT_URL] => /vufind/Search/FacetList
    [REDIRECT_SCRIPT_URI] => http://koha.darks.tr/vufind/Search/FacetList
    [REDIRECT_PERL5LIB] => /usr/share/koha/lib
    [REDIRECT_KOHA_CONF] => /etc/koha/sites/library/koha-conf.xml
    [REDIRECT_VUFIND_LOCAL_DIR] => /usr/local/vufind/local
    [REDIRECT_VUFIND_CACHE_DIR] => /usr/local/vufind/local/cache
    [REDIRECT_STATUS] => 200
    [SCRIPT_URL] => /vufind/Search/FacetList
    [SCRIPT_URI] => http://koha.darks.tr/vufind/Search/FacetList
    [PERL5LIB] => /usr/share/koha/lib
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    [HTTP_HOST] => koha.darks.tr
    [HTTP_X_FORWARDED_SCHEME] => https
    [HTTP_X_FORWARDED_PROTO] => https
    [HTTP_X_FORWARDED_FOR] => 216.73.216.122
    [HTTP_X_REAL_IP] => 216.73.216.122
    [HTTP_CONNECTION] => close
    [HTTP_ACCEPT] => */*
    [HTTP_USER_AGENT] => Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
    [HTTP_COOKIE] => ui=standard; language=tr; VUFIND_SESSION=e713442b69397e89a44fa7c164825085
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    [PATH] => /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/snap/bin
    [SERVER_SIGNATURE] => <address>Apache/2.4.58 (Ubuntu) Server at koha.darks.tr Port 80</address>

    [SERVER_SOFTWARE] => Apache/2.4.58 (Ubuntu)
    [SERVER_NAME] => koha.darks.tr
    [SERVER_ADDR] => 213.238.170.105
    [SERVER_PORT] => 80
    [REMOTE_ADDR] => 194.62.54.175
    [DOCUMENT_ROOT] => /usr/share/koha/opac/htdocs
    [REQUEST_SCHEME] => http
    [CONTEXT_PREFIX] => /vufind
    [CONTEXT_DOCUMENT_ROOT] => /usr/local/vufind/public
    [SERVER_ADMIN] => [no address given]
    [SCRIPT_FILENAME] => /usr/local/vufind/public/index.php
    [REMOTE_PORT] => 56730
    [REDIRECT_URL] => /vufind/Search/FacetList
    [GATEWAY_INTERFACE] => CGI/1.1
    [SERVER_PROTOCOL] => HTTP/1.1
    [REQUEST_METHOD] => GET
    [QUERY_STRING] => 
    [REQUEST_URI] => /vufind/Search/FacetList
    [SCRIPT_NAME] => /vufind/index.php
    [PHP_SELF] => /vufind/index.php
    [REQUEST_TIME_FLOAT] => 1775146956.2661
    [REQUEST_TIME] => 1775146956
)

Backtrace:
/usr/local/vufind/module/VuFindSearch/src/VuFindSearch/Backend/Solr/Connector.php line 442 - class = VuFindSearch\Backend\Solr\Connector, function = send, args: none.
/usr/local/vufind/module/VuFindSearch/src/VuFindSearch/Backend/Solr/Connector.php line 326 - class = VuFindSearch\Backend\Solr\Connector, function = trySolrUrls, args: none.
/usr/local/vufind/module/VuFindSearch/src/VuFindSearch/Backend/Solr/Connector.php line 250 - class = VuFindSearch\Backend\Solr\Connector, function = query, args: none.
/usr/local/vufind/module/VuFindSearch/src/VuFindSearch/Backend/Solr/Backend.php line 170 - class = VuFindSearch\Backend\Solr\Connector, function = search, args: none.
/usr/local/vufind/module/VuFindSearch/src/VuFindSearch/Backend/Solr/Backend.php line 141 - class = VuFindSearch\Backend\Solr\Backend, function = rawJsonSearch, args: none.
unlisted file line unlisted - class = VuFindSearch\Backend\Solr\Backend, function = search, args: none.
/usr/local/vufind/module/VuFindSearch/src/VuFindSearch/Command/CallMethodCommand.php line 137 - function = call_user_func, args: none.
/usr/local/vufind/module/VuFindSearch/src/VuFindSearch/Service.php line 106 - class = VuFindSearch\Command\CallMethodCommand, function = execute, args: none.
/usr/local/vufind/module/VuFind/src/VuFind/Search/Solr/Results.php line 215 - class = VuFindSearch\Service, function = invoke, args: none.
/usr/local/vufind/module/VuFind/src/VuFind/Search/Base/Results.php line 342 - class = VuFind\Search\Solr\Results, function = performSearch, args: none.
/usr/local/vufind/module/VuFind/src/VuFind/Search/Solr/Results.php line 353 - class = VuFind\Search\Base\Results, function = performAndProcessSearch, args: none.
/usr/local/vufind/module/VuFind/src/VuFind/Search/Solr/Results.php line 434 - class = VuFind\Search\Solr\Results, function = getFacetList, args: none.
/usr/local/vufind/module/VuFind/src/VuFind/Controller/AbstractSearch.php line 917 - class = VuFind\Search\Solr\Results, function = getPartialFieldFacets, args: none.
/usr/local/vufind/vendor/laminas/laminas-mvc/src/Controller/AbstractActionController.php line 72 - class = VuFind\Controller\AbstractSearch, function = facetListAction, args: none.
/usr/local/vufind/vendor/laminas/laminas-eventmanager/src/EventManager.php line 320 - class = Laminas\Mvc\Controller\AbstractActionController, function = onDispatch, args: none.
/usr/local/vufind/vendor/laminas/laminas-eventmanager/src/EventManager.php line 178 - class = Laminas\EventManager\EventManager, function = triggerListeners, args: none.
/usr/local/vufind/vendor/laminas/laminas-mvc/src/Controller/AbstractController.php line 105 - class = Laminas\EventManager\EventManager, function = triggerEventUntil, args: none.
/usr/local/vufind/vendor/laminas/laminas-mvc/src/DispatchListener.php line 117 - class = Laminas\Mvc\Controller\AbstractController, function = dispatch, args: none.
/usr/local/vufind/vendor/laminas/laminas-eventmanager/src/EventManager.php line 320 - class = Laminas\Mvc\DispatchListener, function = onDispatch, args: none.
/usr/local/vufind/vendor/laminas/laminas-eventmanager/src/EventManager.php line 178 - class = Laminas\EventManager\EventManager, function = triggerListeners, args: none.
/usr/local/vufind/vendor/laminas/laminas-mvc/src/Application.php line 319 - class = Laminas\EventManager\EventManager, function = triggerEventUntil, args: none.
/usr/local/vufind/public/index.php line 23 - class = Laminas\Mvc\Application, function = run, args: none.
  
<!DOCTYPE html><html lang="tr">
  <head>
        <meta name="viewport" content="width=device-width,initial-scale=1.0">
    <meta name="description" content="ASO Teknik Koleji &quot;Asıl Olan Eğitim&quot; sloganı ile mesleki eğitimde bir devrim niteliğindeki vizyonu ve misyonu ile fark yaratarak kurulmuştur.">
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta name="Generator" content="VuFind 11.0.1">    
    <title>Bir Hata Oldu : ASO Teknik Koleji Kütüphanesi</title>                <link href="/vufind/themes/root/images/vufind-favicon.ico?_=1768654790" rel="icon" type="image/x-icon">
<link href="/vufind/Search/OpenSearch?method=describe" rel="search" type="application/opensearchdescription+xml" title="Kütüphane Katalog Araması">
<link href="/vufind/cache/aa0ac80f44e021532307d70235359949.min.css" media="all" rel="stylesheet" type="text/css">
<link href="/vufind/themes/bootstrap5/css/print.css" media="print" rel="stylesheet" type="text/css">
<link href="/vufind/themes/asoyenitema/css/compiled.css" media="screen" rel="stylesheet" type="text/css">

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VuFind.path = '/vufind';
VuFind.defaultSearchBackend = 'Solr';
VuFind.config.add({"sticky-elements":[],"sticky-children-classes":[],"item-status:load-batch-wise":"1","item-status:load-observable-only":"1"});
VuFind.addTranslations({"add_tag_success":"Etiket Ekleme Ba\u015far\u0131l\u0131","bulk_email_success":"Kay\u0131t(lar)\u0131n\u0131z G\u00f6nderildi","bulk_limit_exceeded":"%%count%% materyal se\u00e7imi, bu eylem i\u00e7in %%limit%% s\u0131n\u0131r\u0131n\u0131 a\u015f\u0131yor. L\u00fctfen daha az materyal se\u00e7in.","bulk_noitems_advice":"Kay\u0131t se\u00e7ilmedi. Onay kutusunu i\u015faretleyin ve tekrar deneyin.","bulk_save_success":"Kay\u0131tlar\u0131n\u0131z sakland\u0131","channel_more_items":"Daha fazla \u00f6\u011fe y\u00fckle","clear_selection":"Se\u00e7imi Temizle (%%count%%)","close":"Kapat","collection_empty":"G\u00f6r\u00fcnt\u00fclenecek kay\u0131t yok.","del_search_num":"%%num%% Arama Grubunu Kald\u0131r","eol_ellipsis":"\u2026","error_occurred":"Bir Hata Oldu","go_to_list":"Listeye Git","hold_available":"\u00d6d\u00fcn\u00e7 al\u0131nabilir","less_ellipsis":"daha az\u2026","libphonenumber_invalid":"Telefon numaras\u0131 hatal\u0131","libphonenumber_invalidcountry":"\u00dclke kodu hatal\u0131","libphonenumber_invalidregion":"B\u00f6lge kodu hatal\u0131:","libphonenumber_notanumber":"Girilen numara bir telefon numaras\u0131 olarak g\u00f6r\u00fcnm\u00fcyor","libphonenumber_toolong":"Girilen numara bir telefon numaras\u0131 olmak i\u00e7in \u00e7ok uzun","libphonenumber_tooshort":"Girilen numara bir telefon numaras\u0131 olmak i\u00e7in \u00e7ok k\u0131sa","libphonenumber_tooshortidd":"Uluslararas\u0131 Do\u011frudan \u00c7evirme(IDD) den sonra gelen telefon numaras\u0131 \u00e7ok k\u0131sa","loading_ellipsis":"Y\u00fckl\u00fcyor\u2026","modified_filter_count":"%%count%% filtreyi de\u011fi\u015ftirdiniz.","more_ellipsis":"daha fazla\u2026","no_description":"Tan\u0131mlama yok","nohit_heading":"Sonu\u00e7 bulunamad\u0131!","number_thousands_separator":",","sms_success":"SMS G\u00f6nderildi","No pickup locations available":"Mevcut teslim alma konumu yok","Phone number invalid":"Telefon numaras\u0131 hatal\u0131","Invalid country calling code":"\u00dclke kodu hatal\u0131","Invalid region code":"B\u00f6lge kodu hatal\u0131:","The string supplied did not seem to be a phone number":"Girilen numara bir telefon numaras\u0131 olarak g\u00f6r\u00fcnm\u00fcyor","The string supplied is too long to be a phone number":"Girilen numara bir telefon numaras\u0131 olmak i\u00e7in \u00e7ok uzun","The string supplied is too short to be a phone number":"Girilen numara bir telefon numaras\u0131 olmak i\u00e7in \u00e7ok k\u0131sa","Phone number too short after IDD":"Uluslararas\u0131 Do\u011frudan \u00c7evirme(IDD) den sonra gelen telefon numaras\u0131 \u00e7ok k\u0131sa","account_checkouts_due":"Yak\u0131nda iade edilecek kay\u0131tlar","account_checkouts_overdue":"Geciken Kay\u0131tlar","account_has_alerts":"Hesab\u0131n\u0131zda uyar\u0131lar var","account_normal_checkouts":"\u0130ade Ettiklerim","account_requests_available":"\u00d6d\u00fcn\u00e7 al\u0131nabilir","account_requests_in_transit":"Do\u011fruca istrek yerine gidin","account_requests_other":"Di\u011fer Durum","cover_source_label":"Kapak kayna\u011f\u0131"});
VuFind.addIcons({"spinner":"<span class=\"icon icon--font fa fa-spinner icon--spin\" role=\"img\" aria-hidden=\"true\"><\/span>","ui-dots-menu":"<span class=\"icon icon--font fa fa-ellipsis-h\" role=\"img\" aria-hidden=\"true\"><\/span>","facet-checked":"<span class=\"icon icon--font fa fa-check-square-o\" role=\"img\" aria-hidden=\"true\"><\/span>","facet-collapse":"<span class=\"icon icon--font fa fa-caret-down\" role=\"img\" aria-hidden=\"true\"><\/span>","facet-exclude":"<span class=\"icon icon--font fa fa-times\" role=\"img\" aria-hidden=\"true\"><\/span>","facet-expand":"<span class=\"icon icon--font fa fa-caret-right\" role=\"img\" aria-hidden=\"true\"><\/span>","facet-noncollapsible":"<span class=\"icon icon--font fa fa-none\" role=\"img\" aria-hidden=\"true\"><\/span>","facet-unchecked":"<span class=\"icon icon--font fa fa-square-o\" role=\"img\" aria-hidden=\"true\"><\/span>","format-file":"<span class=\"icon icon--font fa fa-file-o\" role=\"img\" aria-hidden=\"true\"><\/span>","format-folder":"<span class=\"icon icon--font fa fa-folder\" role=\"img\" aria-hidden=\"true\"><\/span>","my-account":"<span class=\"icon icon--font fa fa-user-circle-o\" role=\"img\" aria-hidden=\"true\"><\/span>","my-account-notification":"<span class=\"icon icon--font fa fa-bell\" role=\"img\" aria-hidden=\"true\"><\/span>","my-account-warning":"<span class=\"icon icon--font fa fa-exclamation-triangle\" role=\"img\" aria-hidden=\"true\"><\/span>","place-hold":"<span class=\"icon icon--font fa fa-flag\" role=\"img\" aria-hidden=\"true\"><\/span>","place-ill-request":"<span class=\"icon icon--font fa fa-exchange\" role=\"img\" aria-hidden=\"true\"><\/span>","place-storage-retrieval":"<span class=\"icon icon--font fa fa-truck\" role=\"img\" aria-hidden=\"true\"><\/span>","status-available":"<span class=\"icon icon--font fa fa-check\" role=\"img\" aria-hidden=\"true\"><\/span>","status-pending":"<span class=\"icon icon--font fa fa-clock-o\" role=\"img\" aria-hidden=\"true\"><\/span>","status-ready":"<span class=\"icon icon--font fa fa-bell\" role=\"img\" aria-hidden=\"true\"><\/span>","status-unavailable":"<span class=\"icon icon--font fa fa-times\" role=\"img\" aria-hidden=\"true\"><\/span>","status-uncertain":"<span class=\"icon icon--font fa fa-circle\" role=\"img\" aria-hidden=\"true\"><\/span>","status-unknown":"<span class=\"icon icon--font fa fa-circle\" role=\"img\" aria-hidden=\"true\"><\/span>","ui-failure":"<span class=\"icon icon--font fa fa-times\" role=\"img\" aria-hidden=\"true\"><\/span>","ui-success":"<span class=\"icon icon--font fa fa-check\" role=\"img\" aria-hidden=\"true\"><\/span>","truncate-less":"<span class=\"icon icon--font fa fa-arrow-up\" role=\"img\" aria-hidden=\"true\"><\/span>","truncate-more":"<span class=\"icon icon--font fa fa-arrow-down\" role=\"img\" aria-hidden=\"true\"><\/span>"});
VuFind.setCspNonce('a9D6Ynbgy1dIy8Y2iBoFmNvxGhNE1d9y/1DHLt3Pt3c=');
VuFind.setCurrentSearchId(null);
VuFind.setTheme("asoyenitema");
VuFind.cookie.setCookiePath("\/vufind");
VuFind.cookie.setCookieSameSite("Lax");
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  <body class="template-dir- template-name- ">
    <header class="hidden-print">
            <a class="visually-hidden-focusable" href="#content">İçeriği atla</a>
      <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.2.1/css/all.min.css" integrity="sha512-MV7K8+y+gLIBoVD59lQIYicR65iaqukzvf/nwasF0nqhPay5w/9lJmVM2hMDcnK1OnMGCdVK+iQrJ7lzPJQd1w==" crossorigin="anonymous" referrerpolicy="no-referrer" />
<nav class="banner navbar navbar-expand-md aso-top-banner" style="margin-bottom: 20px;">
  <div class="container">
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          <div class="collapse navbar-collapse" id="header-collapse">
        <ul class="navbar-nav me-auto aso-nav-list">
          <li class="nav-item aso-home-link">
            <a class="nav-link icon-link" href="/vufind/">
              <i class="fa fa-house top-nav-icon" aria-hidden="true"></i>
              <span class="icon-link__label">Anasayfa</span>
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                      <li class="nav-item">
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                <span class="icon icon--font fa fa-envelope icon-link__icon" role="img" aria-hidden="true"></span>                <span class="icon-link__label">Görüşleriniz</span>
              </a>
            </li>
                                                                  <li class="nav-item" id="loginOptions">
                                <a href="/vufind/MyResearch/UserLogin" class="nav-link icon-link" data-lightbox="1">
                  <span class="icon icon--font fa fa-sign-in icon-link__icon" role="img" aria-hidden="true"></span>                  <span class="icon-link__label">Giriş</span>
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              </li>
                      
          
                  </ul>
      </div>
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</nav>

<header class="header-container" style="padding-bottom: unset;">
  <div class="logo-left">
    <a href="/vufind/" title="ASO Teknik Koleji">
      <img src="https://www.asotek.k12.tr/assets/img/asotek-logo.svg" alt="ASO Teknik Koleji" />
    </a>
  </div>
  <div class="logo-center">
    <a href="/vufind/" title="ASO Teknik Koleji">
      <img src="https://www.asotek.k12.tr/assets/img/aso-teknik-koleji.svg" alt="ASO Teknik Koleji" />
    </a>
  </div>
  <div class="ataturk">
    <a href="https://www.asotek.k12.tr/ataturk-kosesi" title="Atatürk Köşesi">
      <img src="https://www.asotek.k12.tr/assets/img/ataturk.png" alt="Atatürk" />
    </a>
  </div>
</header>

  <div class="search container navbar">
    <div class="nav searchbox hidden-print" role="search">
          <div class="keyboard-box">
    <div class="simple-keyboard"></div>
  </div>
  <form id="searchForm" class="searchForm navbar-form navbar-left flip" method="get" action="/vufind/Search/Results" name="searchForm" autocomplete="off">
              <h2 id="kutuphane-arama-basligi">ASO Teknik Koleji Kütüphanesi Katalog Tarama</h2>
        <div class="searchForm-inputs">
            <div class="searchForm-query">
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            title="Sorguyu temizle"
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                                  <option value="Title">Materyal Adı</option>
                                  <option value="Author">Yazar</option>
                                  <option value="Subject">Konu</option>
                                  <option value="CallNumber">Yer Numarası</option>
                                  <option value="ISN">ISBN/ISSN</option>
                                  <option value="tag">Etiket</option>
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            <button type="submit" class="btn btn-primary"><span class="icon icon--font fa fa-search" role="img" aria-hidden="true"></span> Ara</button>
                      <a href="/vufind/Search/Advanced" class="advanced-search-link btn btn-link" rel="nofollow">Gelişmiş</a>
            
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        <nav class="breadcrumbs" aria-label="Breadcrumbs">
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</ul>
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      <div id="content" class="container">
        <div class="alert alert-danger">
  <p>Bir Hata Oldu</p>
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  <p>
    Sistem sorumlusuna e-posta yolla</p>
    <p>
        <a href="mailto:kutuphane@darks.tr">kutuphane@darks.tr</a>
    </p>
</div>


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