It seems the legacy notification emitted from the wrap_exception decorator dumps the context to the payload. The context contains some objects like <oslo_db.sqlalchemy.enginefacade._Default object at 0x7f49ef3f7af8> and that object might have circular references json.dumps doesn't like.
It seems the legacy notification emitted from the wrap_exception decorator dumps the context to the payload. The context contains some objects like <oslo_db. sqlalchemy. enginefacade. _Default object at 0x7f49ef3f7af8> and that object might have circular references json.dumps doesn't like.