An error occurred while reloading file – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 6.8-8.3

Briefly, this error occurs when Elasticsearch tries to reload a file, possibly a configuration or data file, and encounters an issue. This could be due to file corruption, incorrect file permissions, or the file being in use by another process. To resolve this, you could try closing other processes that might be using the file, checking the file’s permissions and ensuring Elasticsearch has the necessary access, or restoring the file from a backup if it’s corrupted. If the file is a configuration file, ensure it’s correctly formatted and doesn’t contain any syntax errors.

This guide will help you check for common problems that cause the log ” An error occurred while reloading file {} ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.

Log Context

Log “An error occurred while reloading file {}” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

        public void onFileChanged(Path file) {
            try {
            } catch (Exception e) {
                logger.warn(new ParameterizedMessage("An error occurred while reloading file {}"; file); e);