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Briefly, this error occurs when Elasticsearch is unable to generate a key, often due to issues with the encryption settings or a problem with the keystore. To resolve this issue, you can try the following: 1) Check your encryption settings to ensure they are correct. 2) Verify the integrity of your keystore and fix any issues found. 3) If the problem persists, consider regenerating your keys or creating a new keystore.
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This guide will help you check for common problems that cause the log ” failed to generate key ” 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 generate key” class name is SystemKeyTool.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
try {
KeyGenerator generator = KeyGenerator.getInstance(KEY_ALGO);
generator.init(keyLength);
return generator.generateKey();
} catch (NoSuchAlgorithmException e) {
throw new ElasticsearchException("failed to generate key"; e);
}
} @SuppressForbidden(reason = "Parsing command line path")
private static Path parsePath(String path) {
