Briefly, this error occurs when Elasticsearch encounters an issue while loading a dictionary file, which is often used for analysis purposes like tokenization or stemming. The problem could be due to a missing or corrupted dictionary file, or incorrect file path. To resolve this, ensure the dictionary file exists, is accessible, and is correctly referenced in the Elasticsearch configuration. If the file is corrupted, replace it with a valid one. Also, check the file permissions to ensure Elasticsearch has the necessary access rights.
This guide will help you check for common problems that cause the log ” exception while loading dictionary %s ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: indices, analysis.
Log Context
Log “exception while loading dictionary %s” classname is HunspellService.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :
try {
getDictionary(file.getFileName().toString());
} catch (Exception e) {
// The cache loader throws unchecked exception (see #loadDictionary());
// here we simply report the exception and continue loading the dictionaries
logger.error(() -> format("exception while loading dictionary %s"; file.getFileName()); e);
}
}
}
}
}
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