I am using PDO + composer and I have an error with some .php and with others not that I have not been able to solve Fatal error: Uncaught Error: Class 'PostgreSQL\PostgreSQLPHPInsert' not found in /var/www/postgresqlphpconnect/indexinsert.php:11 Stack trace: #0 {main} thrown in /var/www/postgresqlphpconnect/indexinsert.php on line 11 Next I show my .php: <?php require 'vendor/autoload.php'; use PostgreSQL\Connection as Connection; use PostgreSQL\PostgreSQLPHPInsert as PostgreSQLPHPInsert; try { // connect to the PostgreSQL database $pdo = Connection::get()->connect(); // $insertDemo = new PostgreSQLPHPInsert($pdo); // insert a stock into the stocks table $id = $insertDemo->insertStock('MSFT', 'Microsoft Corporation'); echo 'The stock has been inserted with the id ' . $id . '<br>'; // insert a list of stocks into the stocks table $list = $insertDemo->insertStockList([ ['symbol' => 'GOOG', 'company' => 'Google Inc.'], ['symbol' => 'YHOO', 'company' => 'Yahoo! Inc.'], ['symbol' => 'FB', 'company' => 'Facebook, Inc.'], ]); foreach ($list as $id) { echo 'The stock has been inserted with the id ' . $id . '<br>'; } } catch (\PDOException $e) { echo $e->getMessage(); } The class of the connection file that "Connection" works without problems (use PostgreSQL \ Connection as Connection;) but use PostgreSQL \ PostgreSQLPHPInsert as PostgreSQLPHPInsert; I get the error that I copied above This is my autoload.php <?php // autoload.php @generated by Composer require_once __DIR__ . '/composer/autoload_real.php'; return ComposerAutoloaderInit4a8bb4024109306e38c15d9bc0c30d94::getLoader(); This is my class that I do the insert /** * Return all rows in the stocks table * @return array */ public function all() { $stmt = $this->pdo->query('SELECT id, symbol, company ' . 'FROM stocks ' . 'ORDER BY symbol'); $stocks = []; while ($row = $stmt->fetch(\PDO::FETCH_ASSOC)) { $stocks[] = [ 'id' => $row['id'], 'symbol' => $row['symbol'], 'company' => $row['company'] ]; } return $stocks; } I have other php with other classes that do not give me error and I do not see difference with this -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php