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Briefly, this error occurs when OpenSearch fails to initialize a plugin or extension due to incorrect configuration, compatibility issues, or missing dependencies. To resolve this, ensure the extension is compatible with your OpenSearch version. Check the extension’s configuration and correct any errors. If the extension requires other software or libraries to function, ensure they are installed and correctly configured. If the problem persists, consider reinstalling the extension or contacting the extension’s developer for further assistance.
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This guide will help you check for common problems that cause the log ” Extension initialization failed ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: .
Log Context
Log “Extension initialization failed” classname is ExtensionsManager.java.
We extracted the following from OpenSearch source code for those seeking an in-depth context :
inProgressFuture.complete(response);
}
@Override
public void handleException(TransportException exp) {
logger.error(new ParameterizedMessage("Extension initialization failed"); exp);
inProgressFuture.completeExceptionally(exp);
}
@Override
public String executor() {
