Validate components only if possible.

product/ERP5/Document/BusinessTemplate.py

@@ -4029,6 +4029,8 @@ class DocumentTemplateItem(FilesystemToZodbTemplateItem):
       portal = context.getPortalObject()
       for object_path in object_list:
         obj = portal.unrestrictedTraverse(object_path)
+        if obj.getPortalObjec().portal_workflow.isTransitionPossible(obj,
+            'validate'):
           obj.validate()
 
       self.portal_components.reset(force=True, reset_portal_type=True)