def METHOD_NAME():
    errors = db.engine.execute(BLOCKED_WORKFLOWS_QUERY).fetchall()
    all_blocking_wfs = {}
    for wf_id in errors:
        wf = workflow_object_class.get(wf_id[0])
        msg = wf.extra_data["_error_msg"]
        matches = re.findall(REGEEX_FIND_BLOCKING_WORKFLOWS, msg)
        all_blocking_wfs[wf_id[0]] = [int(match) for match in matches]
    return all_blocking_wfs