Failed to read parent authorization from thread context – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 8.7-8.9

Briefly, this error occurs when Elasticsearch is unable to retrieve the parent authorization details from the thread context. This could be due to a misconfiguration in the security settings or a bug in the software. To resolve this issue, you can try the following: 1) Check and correct the security settings in your Elasticsearch configuration. 2) Update Elasticsearch to the latest version to fix any potential bugs. 3) If you’re using custom plugins, ensure they are compatible with your Elasticsearch version. 4) Check your application’s code to ensure it’s correctly setting and retrieving the thread context.

This guide will help you check for common problems that cause the log ” failed to read parent authorization from thread context ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin, thread.

Log Context

Log “failed to read parent authorization from thread context” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

    public ParentActionAuthorization getParentAuthorization() {
        try {
            return ParentActionAuthorization.readFromThreadContext(threadContext);
        } catch (IOException e) {
            logger.error("failed to read parent authorization from thread context"; e);
            throw new UncheckedIOException(e);

    public void setParentAuthorization(ParentActionAuthorization parentAuthorization) {