diff --git a/htdocs/includes/odtphp/odf.php b/htdocs/includes/odtphp/odf.php
index 4f91157438b..03136a20b63 100644
--- a/htdocs/includes/odtphp/odf.php
+++ b/htdocs/includes/odtphp/odf.php
@@ -459,7 +459,8 @@ IMG;
 		 
 		$name=str_replace('.odt', '', $name);
 		$command = DOL_DOCUMENT_ROOT.'/includes/odtphp/odt2pdf.sh '.$name;
-		//dol_syslog('$execmethod='.$execmethod.' Run command='.$command);
+		
+		dol_syslog(get_class($this).'::exportAsAttachedPDF $execmethod='.$execmethod.' Run command='.$command,LOG_DEBUG);
 		if ($execmethod == 1)
 		{
 			exec($command, $output_arr, $retval);
@@ -486,16 +487,16 @@ IMG;
 
 		if($retval == 0)
 		{
-			//dol_syslog(get_class($this).'::exportAsAttachedPDF $ret_val='.$retval, LOG_DEBUG);
+			dol_syslog(get_class($this).'::exportAsAttachedPDF $ret_val='.$retval, LOG_DEBUG);
 			if (headers_sent($filename, $linenum)) {
 				throw new OdfException("headers already sent ($filename at $linenum)");
 			}
 
-			if (!empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
+			/*if (!empty($conf->global->MAIN_DISABLE_PDF_AUTOUPDATE)) {
 				header('Content-type: application/pdf');
 				header('Content-Disposition: attachment; filename="'.$name.'.pdf"');
 				readfile("$name.pdf");
-			}
+			}*/
 			unlink("$name.odt");
 		} else {
 			//dol_syslog(get_class($this).'::exportAsAttachedPDF $ret_val='.$retval, LOG_DEBUG);
diff --git a/htdocs/includes/odtphp/odt2pdf.sh b/htdocs/includes/odtphp/odt2pdf.sh
index b9710682465..28f9ef32b22 100755
--- a/htdocs/includes/odtphp/odt2pdf.sh
+++ b/htdocs/includes/odtphp/odt2pdf.sh
@@ -2,21 +2,21 @@
 # @copyright  GPL License 2010 -  Vikas Mahajan - http://vikasmahajan.wordpress.com
 
 if [ -f "$1.odt" ]
-then
-pgrep -U `id -u` soffice
-if [ $? -ne 0 ]
-then
-soffice -headless -accept="socket,host=127.0.0.1,port=8100;urp;" -nofirststartwizard
-sleep 2
-fi
-jodconverter "$1.odt" "$1.pdf"
-if [ $? -ne 0 ]
-then
-echo "Error while converting odt to pdf"
-exit 1
-fi
-sleep 1
-else
-echo "Error: Odt file does not exist"
-exit 1
+ then
+  pgrep -U `id -u` soffice
+  if [ $? -ne 0 ]
+   then
+    soffice --invisible --accept="socket,host=127.0.0.1,port=8100;urp;" --nofirststartwizard --headless &
+    sleep 2
+  fi
+  jodconverter "$1.odt" "$1.pdf"
+  if [ $? -ne 0 ]
+   then
+    echo "Error while converting odt to pdf"
+    exit 1
+  fi
+  sleep 1
+ else
+  echo "Error: Odt file does not exist"
+  exit 1
 fi