UGUM fixed

src/client/js/components/Admin/UserGroupDetail/UserGroupUserModal.jsx

@@ -16,8 +16,12 @@ class UserGroupUserModal extends React.Component {
     const { t, userGroupDetailContainer } = this.props;
 
     return (
-      <Modal show={userGroupDetailContainer.state.isUserGroupUserModalOpen} onHide={userGroupDetailContainer.closeUserGroupUserModal}>
-        <ModalHeader closeButton>
+      <Modal
+        isOpen={userGroupDetailContainer.state.isUserGroupUserModalOpen}
+        toggle={userGroupDetailContainer.closeUserGroupUserModal}
+        className="user-group-user-modal"
+      >
+        <ModalHeader toggle={userGroupDetailContainer.closeUserGroupUserModal} closeButton>
           { t('user_group_management.add_user') }
         </ModalHeader>
         <ModalBody>