diff -r a76bae4795d5 -r 48f5380c26d0 server/src/app/Console/Commands/ImportCocoonRDF.php
--- a/server/src/app/Console/Commands/ImportCocoonRDF.php	Thu Apr 06 11:29:14 2017 +0200
+++ b/server/src/app/Console/Commands/ImportCocoonRDF.php	Fri Jun 09 15:22:02 2017 +0200
@@ -9,6 +9,7 @@
 use Symfony\Component\Console\Input\InputArgument;
 use Phpoaipmh\Client;
 use Phpoaipmh\Endpoint;
+use CorpusParole\Libraries\Sparql\GuzzleSparqlClient;
 
 class ImportCocoonRDF extends Command {
 
@@ -218,8 +219,9 @@
         $this->comment("Keep existing document into repository: ".($keepRepoDoc?'TRUE':'FALSE'));
         $this->comment("Overwrite more recent document:".($forceImport?'TRUE':'FALSE'));
 
-        $this->gs = new \EasyRdf\Sparql\Client(Config::get('corpusparole.rdf4j_query_url'), Config::get('corpusparole.rdf4j_update_url'));
-        $this->gs_raw = new \EasyRdf\Sparql\Client(Config::get('corpusparole.rdf4j_query_url_raw'), Config::get('corpusparole.rdf4j_update_url_raw'));
+        $this->httpClient = app()->make('Guzzle');
+        $this->gs = new GuzzleSparqlClient($this->httpClient, Config::get('corpusparole.rdf4j_query_url'), Config::get('corpusparole.rdf4j_update_url'));
+        $this->gs_raw = new GuzzleSparqlClient($this->httpClient, Config::get('corpusparole.rdf4j_query_url_raw'), Config::get('corpusparole.rdf4j_update_url_raw'));
 
         $this->documentCount = [
             'all' => 0,
@@ -268,17 +270,23 @@
                 while(!$docLoaded && $loadRetry < config('corpusparole.max_load_retry', 3)) {
                     $loadRetry++;
                     try {
-                        $doc = new \EasyRdf\Graph($docRdfUrl);
-                        $doc->load();
+                        $resp = $this->httpClient->get($docRdfUrl);
+                        $content_type = $resp->getHeader('Content-Type');
+                        $format = null;
+                        if(is_array($content_type) && count($content_type)>0) {
+                            list($format, ) = \EasyRdf\Utils::parseMimeType($content_type[0]);
+                        }
+                        $doc = new \EasyRdf\Graph($docRdfUrl, $resp->getBody(), $format);
                         $docLoaded = true;
                     }
                     //TODO: catch network exception - add error to database
-                    catch(\Exception $e) {
-                        $code = $e->getCode();
-                        $message = $e->getMessage();
-                        $this->info("\nError processing $identifier. code : $code, message: $message");
-                        Log::debug("Error processing $identifier. code : $code, message: $message");
-                        if($code == 400 || ($code == 0 && stripos($message, 'timed out')>=0) ) {
+                    catch(\GuzzleHttp\Exception\ConnectException $e) {
+                        $this->info("\nTimeout error processing $identifier ($docRdfUrl) : $e, retrying");
+                        Log::warning("Timeout error processing $identifier ($docRdfUrl) : $e, retrying");
+                        continue;
+                    }
+                    catch(\GuzzleHttp\Exception\ClientException $e) {
+                        if($e->getResponse()->getStatusCode() == 400) {
                             $this->info("\nTimeout error processing $identifier ($docRdfUrl) : $e, retrying");
                             Log::warning("Timeout error processing $identifier ($docRdfUrl) : $e, retrying");
                             continue;
@@ -288,7 +296,11 @@
                             Log::error("Error processing $identifier ($docRdfUrl) : $e");
                             break;
                         }
-                        //$this->error(print_r($e->getTraceAsString(),true));
+                    }
+                    catch(\Exception $e) {
+                        $this->error("\nError processing $identifier ($docRdfUrl) : $e");
+                        Log::error("Error processing $identifier ($docRdfUrl) : $e");
+                        break;
                     }
                 }
                 if(!$docLoaded) {