diff --git a/crm/repository/content.go b/crm/repository/content.go
index 432416997..f3af235d8 100644
--- a/crm/repository/content.go
+++ b/crm/repository/content.go
@@ -159,6 +159,9 @@ func (r *content) Create(mod *types.Content) (*types.Content, error) {
 }
 
 func (r *content) Update(mod *types.Content) (*types.Content, error) {
+	if mod.ID == 0 {
+		return nil, errors.New("Error when savig content, invalid ID")
+	}
 	now := time.Now()
 	mod.UpdatedAt = &now
 
diff --git a/crm/repository/module.go b/crm/repository/module.go
index 9a96a55d8..32c64c255 100644
--- a/crm/repository/module.go
+++ b/crm/repository/module.go
@@ -80,6 +80,9 @@ func (r *module) Create(mod *types.Module) (*types.Module, error) {
 }
 
 func (r *module) Update(mod *types.Module) (*types.Module, error) {
+	if mod.ID == 0 {
+		return nil, errors.New("Error when savig module, invalid ID")
+	}
 	now := time.Now()
 	mod.UpdatedAt = &now
 
diff --git a/crm/repository/page.go b/crm/repository/page.go
index 43e341230..37081d8d7 100644
--- a/crm/repository/page.go
+++ b/crm/repository/page.go
@@ -127,6 +127,18 @@ func (r *page) Create(item *types.Page) (*types.Page, error) {
 }
 
 func (r *page) Update(page *types.Page) (*types.Page, error) {
+	if page.ID == 0 {
+		return nil, errors.New("Error when savig page, invalid ID")
+	}
+	if page.ModuleID > 0 {
+		if check, err := r.FindByModuleID(page.ModuleID); err != nil {
+			return nil, err
+		} else {
+			if check.ID != page.ID {
+				return nil, errors.New("Page for this module already exists")
+			}
+		}
+	}
 	return page, r.db().Replace("crm_page", page)
 }