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Synthesis of linear communication networks. por Cauer, Wilhelm, ( 1900-1945 ).

New York, McGraw-Hill, 1958.

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Whoops \ Exception \ ErrorException (E_WARNING)

fopen(/tmp/vufind_sessions/sess_cs8q0cqbeut2b2h3sve4q1hoph): Failed to open stream: No space left on device

Whoops\Exception\ErrorException thrown with message "fopen(/tmp/vufind_sessions/sess_cs8q0cqbeut2b2h3sve4q1hoph): 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

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Arguments

              "fopen(/tmp/vufind_sessions/sess_cs8q0cqbeut2b2h3sve4q1hoph): Failed to open stream: No space left on device"

          

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

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     */
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    {
        $sessFile = $this->path . '/sess_' . $sessId;
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                flock($handle, LOCK_UN);
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        // 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, $data): bool
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        if ($this->writesDisabled) {
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        return $this->saveSession($sessId, $data);
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     * @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
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        // temporarily reset $_SESSION to an array, and then re-link it to
        // the storage object.
        //
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        // session_write_close() operation, no changes made to it will be
        // flushed to the session handler. As such, we now mark the storage
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            throw new Exception\InvalidArgumentException(
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Open: [internal]

Environment & details:

GET Data

Key	Value
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SessionState	Laminas\Stdlib\ArrayObject {#905}
Search	Laminas\Stdlib\ArrayObject {#1193}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1367}
SessionHelper	Laminas\Stdlib\ArrayObject {#1624}

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HTTPS	"on"
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HTTP_HOST	"catalogo.bibliotecas.unlp.edu.ar"
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PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1738428483.5784
REQUEST_TIME	1738428483

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler

Cannot write session to /tmp/vufind_sessions/sess_cs8q0cqbeut2b2h3sve4q1hoph Whoops! There was an error.

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()
    {
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        // 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);
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            $storage->fromArray($_SESSION);
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     * @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
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        // object isImmutable.
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            $_SESSION = $storage->toArray(true);
            session_write_close();
            $storage->fromArray($_SESSION);
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Open: [internal]

Environment & details:

GET Data

Key	Value
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POST Data empty

Files empty

Cookies empty

Session

Key	Value
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Search	Laminas\Stdlib\ArrayObject {#1193}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1367}
SessionHelper	Laminas\Stdlib\ArrayObject {#1624}

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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)"
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SERVER_SOFTWARE	"Apache/2.4.52 (Ubuntu)"
SERVER_NAME	"catalogo.bibliotecas.unlp.edu.ar"
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SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
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SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1738428483.5784
REQUEST_TIME	1738428483

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler

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Synthesis of linear communication networks. por Cauer, Wilhelm, ( 1900-1945 ).

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