diff --git a/htdocs/core/modules/commande/doc/doc_generic_order_odt.modules.php b/htdocs/core/modules/commande/doc/doc_generic_order_odt.modules.php
index 3330f491e70..623a6b9c8c6 100644
--- a/htdocs/core/modules/commande/doc/doc_generic_order_odt.modules.php
+++ b/htdocs/core/modules/commande/doc/doc_generic_order_odt.modules.php
@@ -520,10 +520,20 @@ class doc_generic_order_odt extends ModelePDFCommandes
 
 				// Write new file
 				if (!empty($conf->global->MAIN_ODT_AS_PDF)) {
-					$odfHandler->exportAsAttachedPDF($file);
+					try {
+						$odfHandler->exportAsAttachedPDF($file);
+					}catch (Exception $e){
+						$this->error=$e->getMessage();
+						return -1;
+					}
 				}
 				else {
+					try {
 					$odfHandler->saveToDisk($file);
+					}catch (Exception $e){
+						$this->error=$e->getMessage();
+						return -1;
+					}
 				}	
 
 				if (! empty($conf->global->MAIN_UMASK))
diff --git a/htdocs/core/modules/facture/doc/doc_generic_invoice_odt.modules.php b/htdocs/core/modules/facture/doc/doc_generic_invoice_odt.modules.php
index 8aa417c83c0..b65c6171430 100644
--- a/htdocs/core/modules/facture/doc/doc_generic_invoice_odt.modules.php
+++ b/htdocs/core/modules/facture/doc/doc_generic_invoice_odt.modules.php
@@ -498,10 +498,20 @@ class doc_generic_invoice_odt extends ModelePDFFactures
 
 				// Write new file
 				if (!empty($conf->global->MAIN_ODT_AS_PDF)) {
-					$odfHandler->exportAsAttachedPDF($file);
+					try {
+						$odfHandler->exportAsAttachedPDF($file);
+					}catch (Exception $e){
+						$this->error=$e->getMessage();
+						return -1;
+					}
 				}
 				else {
+					try {
 					$odfHandler->saveToDisk($file);
+					}catch (Exception $e){
+						$this->error=$e->getMessage();
+						return -1;
+					}
 				}	
 
 				if (! empty($conf->global->MAIN_UMASK))
diff --git a/htdocs/core/modules/project/pdf/doc_generic_project_odt.modules.php b/htdocs/core/modules/project/pdf/doc_generic_project_odt.modules.php
index 4c81babaa55..a2f8c5fd07a 100644
--- a/htdocs/core/modules/project/pdf/doc_generic_project_odt.modules.php
+++ b/htdocs/core/modules/project/pdf/doc_generic_project_odt.modules.php
@@ -974,10 +974,20 @@ class doc_generic_project_odt extends ModelePDFProjects
 
 				// Write new file
 				if (!empty($conf->global->MAIN_ODT_AS_PDF)) {
-					$odfHandler->exportAsAttachedPDF($file);
+					try {
+						$odfHandler->exportAsAttachedPDF($file);
+					}catch (Exception $e){
+						$this->error=$e->getMessage();
+						return -1;
+					}
 				}
 				else {
+					try {
 					$odfHandler->saveToDisk($file);
+					}catch (Exception $e){
+						$this->error=$e->getMessage();
+						return -1;
+					}
 				}	
 
 				if (! empty($conf->global->MAIN_UMASK))
diff --git a/htdocs/core/modules/propale/doc/doc_generic_proposal_odt.modules.php b/htdocs/core/modules/propale/doc/doc_generic_proposal_odt.modules.php
index d4e485562a4..6a7384ba4d9 100644
--- a/htdocs/core/modules/propale/doc/doc_generic_proposal_odt.modules.php
+++ b/htdocs/core/modules/propale/doc/doc_generic_proposal_odt.modules.php
@@ -483,10 +483,20 @@ class doc_generic_proposal_odt extends ModelePDFPropales
 
 				// Write new file
 				if (!empty($conf->global->MAIN_ODT_AS_PDF)) {
-					$odfHandler->exportAsAttachedPDF($file);
+					try {
+						$odfHandler->exportAsAttachedPDF($file);
+					}catch (Exception $e){
+						$this->error=$e->getMessage();
+						return -1;
+					}
 				}
 				else {
+					try {
 					$odfHandler->saveToDisk($file);
+					}catch (Exception $e){
+						$this->error=$e->getMessage();
+						return -1;
+					}
 				}	
 
 				if (! empty($conf->global->MAIN_UMASK))
diff --git a/htdocs/core/modules/societe/doc/doc_generic_odt.modules.php b/htdocs/core/modules/societe/doc/doc_generic_odt.modules.php
index ca93ab1880e..fc609a3de61 100644
--- a/htdocs/core/modules/societe/doc/doc_generic_odt.modules.php
+++ b/htdocs/core/modules/societe/doc/doc_generic_odt.modules.php
@@ -314,10 +314,20 @@ class doc_generic_odt extends ModeleThirdPartyDoc
 
 				// Write new file
 				if (!empty($conf->global->MAIN_ODT_AS_PDF)) {
-					$odfHandler->exportAsAttachedPDF($file);
+					try {
+						$odfHandler->exportAsAttachedPDF($file);
+					}catch (Exception $e){
+						$this->error=$e->getMessage();
+						return -1;
+					}
 				}
 				else {
+					try {
 					$odfHandler->saveToDisk($file);
+					}catch (Exception $e){
+						$this->error=$e->getMessage();
+						return -1;
+					}
 				}	
 
 				if (! empty($conf->global->MAIN_UMASK))
diff --git a/htdocs/includes/odtphp/odf.php b/htdocs/includes/odtphp/odf.php
index 03136a20b63..5326af0e116 100644
--- a/htdocs/includes/odtphp/odf.php
+++ b/htdocs/includes/odtphp/odf.php
@@ -452,14 +452,17 @@ IMG;
 		 
 		if( $name == "" ) $name = md5(uniqid());
 
-		//dol_syslog(get_class($this).'::exportAsAttachedPDF $name='.$name, LOG_DEBUG);
+		dol_syslog(get_class($this).'::exportAsAttachedPDF $name='.$name, LOG_DEBUG);
 		$this->saveToDisk($name);
 
 		$execmethod=(empty($conf->global->MAIN_EXEC_USE_POPEN)?1:2);	// 1 or 2
-		 
+		
 		$name=str_replace('.odt', '', $name);
 		$command = DOL_DOCUMENT_ROOT.'/includes/odtphp/odt2pdf.sh '.$name;
 		
+		//$dirname=dirname($name);
+		//$command = DOL_DOCUMENT_ROOT.'/includes/odtphp/odt2pdf.sh '.$name.' '.$dirname;
+		
 		dol_syslog(get_class($this).'::exportAsAttachedPDF $execmethod='.$execmethod.' Run command='.$command,LOG_DEBUG);
 		if ($execmethod == 1)
 		{
@@ -471,7 +474,7 @@ IMG;
 			$handle = fopen($outputfile, 'w');
 			if ($handle)
 			{
-				dol_syslog("Run command ".$command);
+				dol_syslog(get_class($this)."Run command ".$command,LOG_DEBUG);
 				$handlein = popen($command, 'r');
 				while (!feof($handlein))
 				{
@@ -492,19 +495,25 @@ IMG;
 				throw new OdfException("headers already sent ($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);
-			//dol_syslog(get_class($this).'::exportAsAttachedPDF $output_arr='.var_export($output_arr,true), LOG_DEBUG);
-			echo "Error occured:<br>";
-			foreach($output_arr as $line)
-				echo $line."<br>";
-			//dol_syslog(get_class($this).'::exportAsAttachedPDF ERROR $line='.$line, LOG_DEBUG);
+			dol_syslog(get_class($this).'::exportAsAttachedPDF $ret_val='.$retval, LOG_DEBUG);
+			dol_syslog(get_class($this).'::exportAsAttachedPDF $output_arr='.var_export($output_arr,true), LOG_DEBUG);
+			
+			if ($retval==126) {
+				throw new OdfException('Permission execute convert script : ' . $command);
+			}
+			else {
+				foreach($output_arr as $line) {
+					$errors.= $line."<br>";
+				}
+				throw new OdfException('ODT to PDF convert fail : ' . $errors);
+			}
 		}
 	}
 
diff --git a/htdocs/includes/odtphp/odt2pdf.sh b/htdocs/includes/odtphp/odt2pdf.sh
index 28f9ef32b22..9268b4a680f 100755
--- a/htdocs/includes/odtphp/odt2pdf.sh
+++ b/htdocs/includes/odtphp/odt2pdf.sh
@@ -1,18 +1,41 @@
 #!/bin/bash
 # @copyright  GPL License 2010 -  Vikas Mahajan - http://vikasmahajan.wordpress.com
+# @copyright  GPL License 2013 -  Florian HEnry - florian.henry@open-concept.pro
+
+#
+#if [ -f "$1.odt" ]
+# then
+#    soffice --invisible --convert-to pdf:writer_pdf_Export --outdir $2 "$1.odt"
+#    retcode=$?
+#    if [ $retcode -ne 0 ]
+#     then
+#      echo "Error while converting odt to pdf: $retcode";
+#      exit 1
+#    fi
+# else
+#  echo "Error: Odt file does not exist"
+#  exit 1
+#fi
 
 if [ -f "$1.odt" ]
  then
-  pgrep -U `id -u` soffice
-  if [ $? -ne 0 ]
+  nbprocess=$(pgrep -c soffice)
+  if [ $nbprocess -ne 1 ]
    then
-    soffice --invisible --accept="socket,host=127.0.0.1,port=8100;urp;" --nofirststartwizard --headless &
+    soffice --invisible --accept="socket,host=127.0.0.1,port=8100;urp;" --nofirststartwizard --headless
+    retcode=$?
+    if [ $retcode -ne 0 ]
+     then
+      echo "Error running soffice: $retcode"
+      exit 1
+    fi
     sleep 2
   fi
   jodconverter "$1.odt" "$1.pdf"
-  if [ $? -ne 0 ]
+  retcode=$?
+  if [ $retcode -ne 0 ]
    then
-    echo "Error while converting odt to pdf"
+    echo "Error while converting odt to pdf: $retcode"
     exit 1
   fi
   sleep 1