diff --git a/main/exercice/exercise.class.php b/main/exercice/exercise.class.php
index 83699b4519..338aa7bfe8 100755
--- a/main/exercice/exercise.class.php
+++ b/main/exercice/exercise.class.php
@@ -2428,7 +2428,7 @@ class Exercise
         $this->setModelType($form->getSubmitValue('model_type'));
         $this->setQuestionSelectionType($form->getSubmitValue('question_selection_type'));
         $this->setHideQuestionTitle($form->getSubmitValue('hide_question_title'));
-
+        $this->sessionId = api_get_session_id();
         $this->setQuestionSelectionType($form->getSubmitValue('question_selection_type'));
         $this->setScoreTypeModel($form->getSubmitValue('score_type_model'));
         $this->setGlobalCategoryId($form->getSubmitValue('global_category_id'));
diff --git a/main/exercice/exercise_admin.php b/main/exercice/exercise_admin.php
index 8606d97210..1fb0f0ab0f 100755
--- a/main/exercice/exercise_admin.php
+++ b/main/exercice/exercise_admin.php
@@ -158,7 +158,7 @@ if ($form->validate()) {
     }
     $exercise_id = $objExercise->id;
     Session::erase('objExercise');
-    header('Location:admin.php?&exerciseId='.$exercise_id.'&'.api_get_cidreq());
+    header('Location:admin.php?exerciseId='.$exercise_id.'&'.api_get_cidreq());
     exit;
 } else {
     // DISPLAY FORM