Briefly, this error occurs when Elasticsearch expects a comma in a specific part of the query but doesn’t find it. This is usually due to a syntax error in the query. To resolve this issue, you should carefully review your query to ensure it is correctly formatted. Make sure all elements are properly separated by commas. Also, check for any missing or extra brackets or parentheses that could be causing the error. If the error persists, try simplifying your query to identify the problematic part.
This guide will help you check for common problems that cause the log ” expected ” + COMMA + ” but found: ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: .
Log Context
Log “expected ” + COMMA + ” but found: ” class name is GeoWKTParser.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
private static String nextComma(StreamTokenizer stream) throws IOException; ElasticsearchParseException {
if (nextWord(stream).equals(COMMA)) {
return COMMA;
}
throw new ElasticsearchParseException("expected " + COMMA + " but found: " + tokenString(stream); stream.lineno());
} private static String nextCloserOrComma(StreamTokenizer stream) throws IOException; ElasticsearchParseException {
String token = nextWord(stream);
if (token.equals(COMMA) || token.equals(RPAREN)) {
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