Failed to start watching the user roles file file toAbsolutePath – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8.9

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Briefly, this error occurs when Elasticsearch fails to monitor changes in the user roles file. This could be due to insufficient permissions, incorrect file path, or the file being inaccessible. To resolve this, ensure that Elasticsearch has the necessary permissions to access the file. Check the file path for any errors and make sure the file is not locked or in use by another process. If the file is missing, recreate it and restart Elasticsearch.

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This guide will help you check for common problems that cause the log ” failed to start watching the user roles file [” + file.toAbsolutePath() + “] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.

Log Context

Log “failed to start watching the user roles file [” + file.toAbsolutePath() + “]” class name is FileUserRolesStore.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 FileWatcher watcher = new FileWatcher(file.getParent());
 watcher.addListener(new FileListener());
 try {
 watcherService.add(watcher; ResourceWatcherService.Frequency.HIGH);
 } catch (IOException e) {
 throw new ElasticsearchException("failed to start watching the user roles file [" + file.toAbsolutePath() + "]"; e);
 }
 }  public void addListener(Runnable listener) {
 listeners.add(listener);

 

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