diff --git a/html/modify_op.php b/html/modify_op.php
index fb7a21dd7..78d957cd9 100644
--- a/html/modify_op.php
+++ b/html/modify_op.php
@@ -68,7 +68,7 @@ if ( ! isset ( $action )) {
 echo JS_VIEW_JRN_MODIFY;
 //////////////////////////////////////////////////////////////////////
 if ( $action == 'update' ) {
-  if ( ($priv=CheckJrn($_SESSION['g_dossier'],$_SESSION['g_user'],$_GET['p_jrn'])) < 1 ) {
+  if ( ($priv=CheckJrn($_SESSION['g_dossier'],$_SESSION['g_user'],$_GET['p_jrn'],true)) < 1 ) {
       NoAccess();
       exit -1;
     
@@ -95,7 +95,7 @@ if ( $action == 'update' ) {
 //    echo '</div>';
   }    
 if ( isset($_POST['update_record']) ) {
-  if ( ($priv=CheckJrn($_SESSION['g_dossier'],$_SESSION['g_user'],$p_jrn)) !=2 ) {
+  if ( ($priv=CheckJrn($_SESSION['g_dossier'],$_SESSION['g_user'],$p_jrn,true)) !=2 ) {
       NoAccess();
       exit -1;
     
diff --git a/include/check_priv.php b/include/check_priv.php
index 9725715da..de0b08379 100644
--- a/include/check_priv.php
+++ b/include/check_priv.php
@@ -40,23 +40,35 @@ include_once("postgres.php");
  *
  */ 
 
-function CheckJrn($p_dossier,$p_user,$p_jrn) 
+function CheckJrn($p_dossier,$p_user,$p_jrn,$p_detail=False) 
 {
   if ( CheckIsAdmin( $p_user) == 1 ) return 2;
   $cn=DbConnect($p_dossier);
   // Special
   // p_jrn = 0 ==> grand livre access if there is no uj_prix=X
+  // or detail
   if ( $p_jrn == 0 ) {
-    //    $n_jrn=CountSql($cn,"select jrn_def_id from jrn_def");
-    $n_for=CountSql($cn,"select jrn_def_id,uj_priv 
+    if ( $p_detail == false) {
+      //    $n_jrn=CountSql($cn,"select jrn_def_id from jrn_def");
+      $n_for=CountSql($cn,"select jrn_def_id,uj_priv 
                  from jrn_def left join user_sec_jrn on uj_jrn_id=jrn_def_id
                     where uj_login='$p_user' and uj_priv='X'");
-    if ( $n_for == 0 ) 
-      return 2;
-    else 
-      return 0;
+      if ( $n_for == 0 ) 
+	return 2;
+      else 
+	return 0;
+    } else {
+      // For a detail, at least one jrn must be accessible
+      $n_for=CountSql($cn, " select jrn_def_id,uj_priv 
+                 from jrn_def left join user_sec_jrn on uj_jrn_id=jrn_def_id
+                    where uj_login='$p_user' and uj_priv !='X'");
+      if ( $n_for == 0 ) 
+	return 0;
+      else 
+	return 2;
+    }
     
-
+ 
   }
 
   // droit spécifique
diff --git a/include/jrn.php b/include/jrn.php
index 7696b30eb..d4304dca2 100644
--- a/include/jrn.php
+++ b/include/jrn.php
@@ -992,6 +992,7 @@ function GetDataJrnJrId ($p_cn,$p_jr_id) {
                          jr_id=$p_jr_id 
                       order by j_debit desc");
   $MaxLine=pg_NumRows($Res);
+  echo_debug(__FILE__,__LINE__,"Found $MaxLine lines");
   if ( $MaxLine == 0 ) return null;
 
   for ( $i=0; $i < $MaxLine; $i++) {