Resultados de búsqueda - informes (((cientificos OR cientifico) OR cientifica) OR cientificas) y (tecnico. OR tecnicas.) :: Bibliotecas UNLP

Whoops \ Exception \ ErrorException (E_WARNING)

fopen(/tmp/vufind_sessions/sess_a5s34nn4cua444l5hrmbt26p43): Failed to open stream: No space left on device

Whoops\Exception\ErrorException thrown with message "fopen(/tmp/vufind_sessions/sess_a5s34nn4cua444l5hrmbt26p43): Failed to open stream: No space left on device" Stacktrace: #5 Whoops\Exception\ErrorException in /usr/local/vufind/module/VuFind/src/VuFind/Session/File.php:158 #4 fopen in /usr/local/vufind/module/VuFind/src/VuFind/Session/File.php:158 #3 VuFind\Session\File:saveSession in /usr/local/vufind/module/VuFind/src/VuFind/Session/AbstractBase.php:193 #2 VuFind\Session\AbstractBase:write in [internal]:0 #1 session_write_close in /usr/local/vufind/vendor/laminas/laminas-session/src/SessionManager.php:242 #0 Laminas\Session\SessionManager:writeClose in [internal]:0

Application frames (0) All frames (6)

Whoops\Exception\ErrorException

…/module/VuFind/src/VuFind/Session/File.php158

fopen

…/module/VuFind/src/VuFind/Session/File.php158

VuFind\Session\File saveSession

…/module/VuFind/src/VuFind/Session/AbstractBase.php193

VuFind\Session\AbstractBase write

[internal]0

session_write_close

…/vendor/laminas/laminas-session/src/SessionManager.php242

Laminas\Session\SessionManager writeClose

[internal]0

Open: /usr/local/vufind/module/VuFind/src/VuFind/Session/File.php

        foreach (glob($this->path . '/sess_*') as $filename) {
            if (filemtime($filename) + $maxlifetime < time()) {
                unlink($filename);
            }
        }
        return true;
    }
 
    /**
     * A function that is called internally when session data is to be saved.
     *
     * @param string $sessId The current session ID
     * @param string $data   The session data to write
     *
     * @return bool
     */
    protected function saveSession($sessId, $data): bool
    {
        $sessFile = $this->path . '/sess_' . $sessId;
        if ($handle = fopen($sessFile, 'w')) {
            $return = false;
            // Lock the file for exclusive access to avoid issues with multiple
            // processes writing session simultaneously:
            if (flock($handle, LOCK_EX)) {
                $return = fwrite($handle, $data);
                // Make sure that there's no trailing data by truncating the file to
                // the correct length:
                ftruncate($handle, strlen($data));
                fflush($handle);
                flock($handle, LOCK_UN);
            }
            fclose($handle);
            if ($return !== false) {
                return true;
            }
        }
        // If we got this far, something went wrong with the file output...
        // It is tempting to throw an exception here, but this code is called
        // outside of the context of exception handling, so all we can do is
        // echo a message.

Arguments

              "fopen(/tmp/vufind_sessions/sess_a5s34nn4cua444l5hrmbt26p43): Failed to open stream: No space left on device"

          

Open: /usr/local/vufind/module/VuFind/src/VuFind/Session/File.php

        foreach (glob($this->path . '/sess_*') as $filename) {
            if (filemtime($filename) + $maxlifetime < time()) {
                unlink($filename);
            }
        }
        return true;
    }
 
    /**
     * A function that is called internally when session data is to be saved.
     *
     * @param string $sessId The current session ID
     * @param string $data   The session data to write
     *
     * @return bool
     */
    protected function saveSession($sessId, $data): bool
    {
        $sessFile = $this->path . '/sess_' . $sessId;
        if ($handle = fopen($sessFile, 'w')) {
            $return = false;
            // Lock the file for exclusive access to avoid issues with multiple
            // processes writing session simultaneously:
            if (flock($handle, LOCK_EX)) {
                $return = fwrite($handle, $data);
                // Make sure that there's no trailing data by truncating the file to
                // the correct length:
                ftruncate($handle, strlen($data));
                fflush($handle);
                flock($handle, LOCK_UN);
            }
            fclose($handle);
            if ($return !== false) {
                return true;
            }
        }
        // If we got this far, something went wrong with the file output...
        // It is tempting to throw an exception here, but this code is called
        // outside of the context of exception handling, so all we can do is
        // echo a message.

Open: /usr/local/vufind/module/VuFind/src/VuFind/Session/AbstractBase.php

        // Anecdotal testing Today and Yesterday seems to indicate destroy()
        //   is called by the garbage collector and everything is good.
        // Something to keep in mind though.
        return true;
    }
 
    /**
     * Write function that is called when session data is to be saved.
     *
     * @param string $sessId The current session ID
     * @param string $data   The session data to write
     *
     * @return bool
     */
    public function write($sessId, $data): bool
    {
        if ($this->writesDisabled) {
            return true;
        }
        return $this->saveSession($sessId, $data);
    }
 
    /**
     * A function that is called internally when session data is to be saved.
     *
     * @param string $sessId The current session ID
     * @param string $data   The session data to write
     *
     * @return bool
     */
    abstract protected function saveSession($sessId, $data): bool;
}

Open: [internal]

Open: /usr/local/vufind/vendor/laminas/laminas-session/src/SessionManager.php

     *
     * @return void
     */
    public function writeClose()
    {
        // The assumption is that we're using PHP's ext/session.
        // session_write_close() will actually overwrite $_SESSION with an
        // empty array on completion -- which leads to a mismatch between what
        // is in the storage object and $_SESSION. To get around this, we
        // temporarily reset $_SESSION to an array, and then re-link it to
        // the storage object.
        //
        // Additionally, while you _can_ write to $_SESSION following a
        // session_write_close() operation, no changes made to it will be
        // flushed to the session handler. As such, we now mark the storage
        // object isImmutable.
        $storage = $this->getStorage();
        if (! $storage->isImmutable()) {
            $_SESSION = $storage->toArray(true);
            session_write_close();
            $storage->fromArray($_SESSION);
            $storage->markImmutable();
        }
    }
 
    /**
     * Attempt to set the session name
     *
     * If the session has already been started, or if the name provided fails
     * validation, an exception will be raised.
     *
     * @param  string $name
     * @return SessionManager
     * @throws Exception\InvalidArgumentException
     */
    public function setName($name)
    {
        if ($this->sessionExists()) {
            throw new Exception\InvalidArgumentException(
                'Cannot set session name after a session has already started'

Open: [internal]

Environment & details:

GET Data

Key	Value
lookfor	"informes (((cientificos OR cientifico) OR cientifica) OR cientificas) y (tecnico. OR tecnicas.)"
type	"AllFields"

POST Data empty

Files empty

Cookies empty

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1738424891.2212 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "a5s34nn4cua444l5hrmbt26p43" ]`]
SessionState	Laminas\Stdlib\ArrayObject {#905}
Search	Laminas\Stdlib\ArrayObject {#1211}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1405}
SessionHelper	Laminas\Stdlib\ArrayObject {#1731}

Server/Request Data

Key	Value
REDIRECT_VUFIND_ENV	"development"
REDIRECT_VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
REDIRECT_HTTPS	"on"
REDIRECT_SSL_TLS_SNI	"catalogo.bibliotecas.unlp.edu.ar"
REDIRECT_STATUS	"200"
VUFIND_ENV	"development"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTPS	"on"
SSL_TLS_SNI	"catalogo.bibliotecas.unlp.edu.ar"
HTTP_ACCEPT	"/"
HTTP_USER_AGENT	"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
HTTP_ACCEPT_ENCODING	"gzip, br, zstd, deflate"
HTTP_HOST	"catalogo.bibliotecas.unlp.edu.ar"
PATH	"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/bin"
SERVER_SIGNATURE	"<address>Apache/2.4.52 (Ubuntu) Server at catalogo.bibliotecas.unlp.edu.ar Port 443</address>\n"
SERVER_SOFTWARE	"Apache/2.4.52 (Ubuntu)"
SERVER_NAME	"catalogo.bibliotecas.unlp.edu.ar"
SERVER_ADDR	"172.17.0.170"
SERVER_PORT	"443"
REMOTE_ADDR	"3.145.36.252"
DOCUMENT_ROOT	"/usr/local/vufind/public"
REQUEST_SCHEME	"https"
CONTEXT_PREFIX	""
CONTEXT_DOCUMENT_ROOT	"/usr/local/vufind/public"
SERVER_ADMIN	"webmaster@bibliotecas.unlp.edu.ar"
SCRIPT_FILENAME	"/usr/local/vufind/public/index.php"
REMOTE_PORT	"44407"
REDIRECT_URL	"/Search/Results"
REDIRECT_QUERY_STRING	"lookfor=informes+%28%28%28cientificos+OR+cientifico%29+OR+cientifica%29+OR+cientificas%29+y+%28tecnico.+OR+tecnicas.%29&type=AllFields"
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	"lookfor=informes+%28%28%28cientificos+OR+cientifico%29+OR+cientifica%29+OR+cientificas%29+y+%28tecnico.+OR+tecnicas.%29&type=AllFields"
REQUEST_URI	"/Search/Results?lookfor=informes+%28%28%28cientificos+OR+cientifico%29+OR+cientifica%29+OR+cientificas%29+y+%28tecnico.+OR+tecnicas.%29&type=AllFields"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1738424891.2103
REQUEST_TIME	1738424891

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler

Whoops \ Exception \ ErrorException (E_WARNING)

session_write_close(): Failed to write session data using user defined save handler. (session.save_path: /var/lib/php/sessions)

Whoops\Exception\ErrorException thrown with message "session_write_close(): Failed to write session data using user defined save handler. (session.save_path: /var/lib/php/sessions)" Stacktrace: #2 Whoops\Exception\ErrorException in /usr/local/vufind/vendor/laminas/laminas-session/src/SessionManager.php:242 #1 session_write_close in /usr/local/vufind/vendor/laminas/laminas-session/src/SessionManager.php:242 #0 Laminas\Session\SessionManager:writeClose in [internal]:0

Application frames (0) All frames (3)

Whoops\Exception\ErrorException

…/vendor/laminas/laminas-session/src/SessionManager.php242

session_write_close

…/vendor/laminas/laminas-session/src/SessionManager.php242

Laminas\Session\SessionManager writeClose

[internal]0

Open: /usr/local/vufind/vendor/laminas/laminas-session/src/SessionManager.php

     *
     * @return void
     */
    public function writeClose()
    {
        // The assumption is that we're using PHP's ext/session.
        // session_write_close() will actually overwrite $_SESSION with an
        // empty array on completion -- which leads to a mismatch between what
        // is in the storage object and $_SESSION. To get around this, we
        // temporarily reset $_SESSION to an array, and then re-link it to
        // the storage object.
        //
        // Additionally, while you _can_ write to $_SESSION following a
        // session_write_close() operation, no changes made to it will be
        // flushed to the session handler. As such, we now mark the storage
        // object isImmutable.
        $storage = $this->getStorage();
        if (! $storage->isImmutable()) {
            $_SESSION = $storage->toArray(true);
            session_write_close();
            $storage->fromArray($_SESSION);
            $storage->markImmutable();
        }
    }
 
    /**
     * Attempt to set the session name
     *
     * If the session has already been started, or if the name provided fails
     * validation, an exception will be raised.
     *
     * @param  string $name
     * @return SessionManager
     * @throws Exception\InvalidArgumentException
     */
    public function setName($name)
    {
        if ($this->sessionExists()) {
            throw new Exception\InvalidArgumentException(
                'Cannot set session name after a session has already started'

Arguments

              "session_write_close(): Failed to write session data using user defined save handler. (session.save_path: /var/lib/php/sessions)"

          

Open: /usr/local/vufind/vendor/laminas/laminas-session/src/SessionManager.php

     *
     * @return void
     */
    public function writeClose()
    {
        // The assumption is that we're using PHP's ext/session.
        // session_write_close() will actually overwrite $_SESSION with an
        // empty array on completion -- which leads to a mismatch between what
        // is in the storage object and $_SESSION. To get around this, we
        // temporarily reset $_SESSION to an array, and then re-link it to
        // the storage object.
        //
        // Additionally, while you _can_ write to $_SESSION following a
        // session_write_close() operation, no changes made to it will be
        // flushed to the session handler. As such, we now mark the storage
        // object isImmutable.
        $storage = $this->getStorage();
        if (! $storage->isImmutable()) {
            $_SESSION = $storage->toArray(true);
            session_write_close();
            $storage->fromArray($_SESSION);
            $storage->markImmutable();
        }
    }
 
    /**
     * Attempt to set the session name
     *
     * If the session has already been started, or if the name provided fails
     * validation, an exception will be raised.
     *
     * @param  string $name
     * @return SessionManager
     * @throws Exception\InvalidArgumentException
     */
    public function setName($name)
    {
        if ($this->sessionExists()) {
            throw new Exception\InvalidArgumentException(
                'Cannot set session name after a session has already started'

Open: [internal]

Environment & details:

GET Data

Key	Value
lookfor	"informes (((cientificos OR cientifico) OR cientifica) OR cientificas) y (tecnico. OR tecnicas.)"
type	"AllFields"

POST Data empty

Files empty

Cookies empty

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1738424891.2212 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "a5s34nn4cua444l5hrmbt26p43" ]`]
SessionState	Laminas\Stdlib\ArrayObject {#905}
Search	Laminas\Stdlib\ArrayObject {#1211}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1405}
SessionHelper	Laminas\Stdlib\ArrayObject {#1731}

Server/Request Data

Key	Value
REDIRECT_VUFIND_ENV	"development"
REDIRECT_VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
REDIRECT_HTTPS	"on"
REDIRECT_SSL_TLS_SNI	"catalogo.bibliotecas.unlp.edu.ar"
REDIRECT_STATUS	"200"
VUFIND_ENV	"development"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTPS	"on"
SSL_TLS_SNI	"catalogo.bibliotecas.unlp.edu.ar"
HTTP_ACCEPT	"/"
HTTP_USER_AGENT	"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
HTTP_ACCEPT_ENCODING	"gzip, br, zstd, deflate"
HTTP_HOST	"catalogo.bibliotecas.unlp.edu.ar"
PATH	"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/bin"
SERVER_SIGNATURE	"<address>Apache/2.4.52 (Ubuntu) Server at catalogo.bibliotecas.unlp.edu.ar Port 443</address>\n"
SERVER_SOFTWARE	"Apache/2.4.52 (Ubuntu)"
SERVER_NAME	"catalogo.bibliotecas.unlp.edu.ar"
SERVER_ADDR	"172.17.0.170"
SERVER_PORT	"443"
REMOTE_ADDR	"3.145.36.252"
DOCUMENT_ROOT	"/usr/local/vufind/public"
REQUEST_SCHEME	"https"
CONTEXT_PREFIX	""
CONTEXT_DOCUMENT_ROOT	"/usr/local/vufind/public"
SERVER_ADMIN	"webmaster@bibliotecas.unlp.edu.ar"
SCRIPT_FILENAME	"/usr/local/vufind/public/index.php"
REMOTE_PORT	"44407"
REDIRECT_URL	"/Search/Results"
REDIRECT_QUERY_STRING	"lookfor=informes+%28%28%28cientificos+OR+cientifico%29+OR+cientifica%29+OR+cientificas%29+y+%28tecnico.+OR+tecnicas.%29&type=AllFields"
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	"lookfor=informes+%28%28%28cientificos+OR+cientifico%29+OR+cientifica%29+OR+cientificas%29+y+%28tecnico.+OR+tecnicas.%29&type=AllFields"
REQUEST_URI	"/Search/Results?lookfor=informes+%28%28%28cientificos+OR+cientifico%29+OR+cientifica%29+OR+cientificas%29+y+%28tecnico.+OR+tecnicas.%29&type=AllFields"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1738424891.2103
REQUEST_TIME	1738424891

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler

Técnicas de Investigación Social por Ander Egg, Ezequiel

Cuando de textos científicos se trata- : Guía práctica para la comunicación de los resultados de una investigación en ciencias sociales y humanas / por Dalmagro, María Cristina

Manual de escritura para científicos sociales : Cómo empezar y terminar una tesis, un libro o un artículo / por Becker, Howard S.

Comunicaciones e informes : Científicos, académicos y profesionales en la sociedad del conocimiento / por Rezzónico, Ricardo C.

Informe sobre investigaciones de hechos ocurridos en el CONICET, Consejo nacional de investigaciones científicas y técnicas

Informe sobre investigaciones de hechos ocurridos en el CONICET (Consejo Nacional de Investigaciones Científicas y Técnicas) : periodo 1976-1983 /

Informe Anual Autoridad Regulatoria Nuclear.

Informe final y trabajos técnicos

Potencial científico y técnico nacional: resultados de la encuesta llevada a cabo durante 1969

Química y fifiología de los gametos; informe de un grupo científico de la OMS

Movilidad académica, lógicas institucionales y actividad científica : Un estudio sobre investigadores universitarios en las universidades nacionales de Quilmes, General Sarmiento y... por Rovelli, Laura Inés

Análisis bibliométrico de revistas científicas periódicas por Tavani, Eduardo

Tecnología y trabajo /

Informe preliminar sobre la oferta de mano de obra especializada [universitaria y técnica] en la República Argentina /

Norma y unicidad del sistema técnico en la producción de alimentos en Argentina por Busch, Silvia Inés

Metodología de la investigación y la enseñanza : Apuntes / por Pinheiro, Jorge A. de Medeiros

Etiología y prevención de la caries dental : informe de un grupo científico de la OMS

Promoción de la Cultura Científica en la UNLP. Relevamiento y mapeo institucional por Pedersoli, Constanza

Métodos y técnicas de investigación social III : Cómo organizar el trabajo de investigación por Ander Egg, Ezequiel

Métodos de investigación social por Goode, William J.

Environment & details:

Environment & details:

Resultados de búsqueda - informes (((cientificos OR cientifico) OR cientifica) OR cientificas) y (tecnico. OR tecnicas.)

Técnicas de Investigación Social por Ander Egg, Ezequiel

Cuando de textos científicos se trata- : Guía práctica para la comunicación de los resultados de una investigación en ciencias sociales y humanas / por Dalmagro, María Cristina

Manual de escritura para científicos sociales : Cómo empezar y terminar una tesis, un libro o un artículo / por Becker, Howard S.

Comunicaciones e informes : Científicos, académicos y profesionales en la sociedad del conocimiento / por Rezzónico, Ricardo C.

Movilidad académica, lógicas institucionales y actividad científica : Un estudio sobre investigadores universitarios en las universidades nacionales de Quilmes, General Sarmiento y... por Rovelli, Laura Inés

Análisis bibliométrico de revistas científicas periódicas por Tavani, Eduardo

Norma y unicidad del sistema técnico en la producción de alimentos en Argentina por Busch, Silvia Inés

Metodología de la investigación y la enseñanza : Apuntes / por Pinheiro, Jorge A. de Medeiros

Promoción de la Cultura Científica en la UNLP. Relevamiento y mapeo institucional por Pedersoli, Constanza

Métodos y técnicas de investigación social III : Cómo organizar el trabajo de investigación por Ander Egg, Ezequiel

Métodos de investigación social por Goode, William J.

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